Ivanhoeindustries manufactures light fixtures for home, retail, and industrial customers. The retail line has been showing losses for several years, and management is considering dropping the line. Recent income statements have been very similar to the following Information which was prepared for the most recent year: Home Retail Industrial Total $320400 $830400 $1701200 Sales $550400 218200 358100 681300 1257600 Variable costs 102200 192300 149100 443600 Contribution margin Fixed costs 130400 125400 115400 371200 $33700 $72400 $66900 $128200) Operating incom Of the fixed costs $316200 of it is common costs that have been allocated equally to each product line. What will total operating Income be if Ivanhoe drops the retail line? 525200 $100600 $(4800) $77200