joyner company has the following historical collection pattern for its credit sales: 60% collected in month of sale 20% collected in the first month after sale 15% collected in the second month after sale 4% collected in the third month after sale 1% uncollectible budgeted credit sales for the last six months of the year follow. july $ 49,000 august 54,000 september 59,000 october 64,000 november 69,000 december 61,500 required: a. calculate the estimated total cash collections during october. b. calculate the estimated total cash collections during the year's fourth quarter.