The phrase "are settled through a" is correct and usable in written English.
It can be used in contexts where you are discussing how certain matters or disputes are resolved or agreed upon.
Example: "The terms of the agreement are settled through a formal negotiation process."
Alternatives: "are resolved via a" or "are determined through a".
Anaheim, California, was settled through a coöperative water venture, as was nearby Riverside.
The money was settled through a special tribunal at the Hague, which was set up in 1981.
"The New Express's biggest principle in handling this matter is the hope that this is settled through a legal framework," the newspaper's unnamed representative said, according to the Xinhua report.
The remaining jobs would then be settled through a complex, and often unedifying, game of political balance: between political families, north and south, older and newer member-states, and sex.
He added that the final boundaries between Israel and a Palestinian state, and even the right of refugees to return to Israel, would have to be settled through "a negotiation between the two parties".
The caller had made a bet, and the matter was to be settled through an unscientific poll.
Faye Turney, the star of the debacle, might have wanted more than one-fifteenth of the proceeds, but that could have been settled through an internal auction.Enforcing the bargain, though, might have proved difficult since this will not (they hope) be a repeated game.
Officials said that Mr. Boehner ultimately did not gain much and that the dispute was settled through an agreement to expand the definition of "security-related" spending to include departments beyond the Pentagon, spreading out potential cuts to the Department of Homeland Security and other agencies.
The papers asked the court to declare the bank's request for an expedited trial unnecessary because the insurers have invoked a clause in their contracts that permits disputes over value of damage to be settled through an appraisal conducted by a three-member panel.
