CREATE TABLE table_76048 ("Round" TEXT, "Main date" TEXT, "Number of fixtures" FLOAT, "Clubs" TEXT, "New entries this round" TEXT)

What is the Clubs when there are 4 for the number of fixtures?
SELECT "Clubs" FROM table_76048 WHERE "Number of fixtures" = '4'
SELECT "Clubs" FROM "table_76048" WHERE "Number of fixtures" = '4'