The phrase "an appropriate sum" is correct and usable in written English.
It can be used when referring to a suitable or acceptable amount of money in a specific context, such as financial transactions or budgeting.
Example: "After reviewing the expenses, we determined that an appropriate sum would be allocated for the project."
Alternatives: "a suitable amount" or "an acceptable figure."
The prohibition against selling landed property was often dodged, however, with a stratagem: the previous owner "adopted" a willing buyer against an appropriate sum of money.
After four hours of deliberation the twelve jurors returned a unanimous verdict (which included determining the meaning of the articles) in Cooper's favour, together with an appropriate sum of damages - £60,000 in total.
Openshaw also stated that the painting would not be sold if it did not achieve an "appropriate sum".
To do so, the company has taken to Kickstarter, launching an initiative to raise $90,000 -- an appropriate sum for to mark the occasion.
The ANOVA calculations were programmed into Microsoft Excel to obtain all appropriate Sums-of-Squares and to obtain the F values for the effect of the Genotype (wild-type versus 35S MYB transgene) and Transgene Genotype) effects for each gene (Table S11).
The joint probability of observed sequence fragments and their local alignment to the model will then be an appropriate marginal sum over global alignments.
Later, at the airport, a handsome official with piercing blue eyes found fault with our registration papers and threatened us with detention – until we relented with the appropriate sum.
Active fund managers are a bit like the medieval Catholic church, offering eternal salvation to those willing to pay the appropriate sum, which are known in modern parlance as performance fees rather than indulgences.
We use the percentages of these (relative to their appropriate sum) for ease of presentation in some cases.
After completion of the project in accordance with the project agreement, a State shall be entitled to payment out of the appropriate sums apportioned or allocated to the State of the unpaid balance of the Federal share payable for such project.
Mr. Glynn said the utility had always spent appropriate sums on maintenance, coming within one-half of one percent of the amount built into rates over a 20-year period.
