EX 21-18 Cost of production and journal entries objs. 1, 2, 3 b. $72,930 Performance Castings Inc. casts blades for turbine engines. Within the Casting Department, alloy is first melted in a crucible, then poured into moulds to produce the stings. On December 1, there were 800 kilograms of alloy in process, which were 60% Complete as to conversion. The Work in Process balance for these 800 kilograms was $111,680, determined as follows: Direct materials (800 x $130) Conversion (800 x 60% x $16 $104,000 7680 $111,680 During December, the Casting Department was charged $945,000 for 7,500 kilo- grams of alloy and $45,072 for direct labour. Factory overhead is applied to the depart- ment at a rate of 150% of direct labour. The department transferred out 7,750 kilograms of finished castings to the Machining Department. The December 31 work in process ending inventory was 44% complete as to conversion. a. Prepare the following December journal entries for the Casting Department: 1. The materials charged to production 2. The conversion costs charged to production. 3. The completed production transferred to the Machining Department. b. Determine the Work in Process-Casting Department December 31 balance.