CREATE TABLE table_41439 ("Season" TEXT, "Conference" TEXT, "Division" TEXT, "Finish" TEXT, "Wins" FLOAT, "Losses" FLOAT, "Win%" FLOAT)

What is the highest win percentage when there were 23 losses?
SELECT MAX("Win%") FROM table_41439 WHERE "Losses" = '23'
SELECT MAX("Win%") FROM "table_41439" WHERE "Losses" = '23'