The sale of a company rose from $ 60,000 in the month of August to $ 69,000 in the month of September. The seasonal indices for these two months are 105 and 140 respectively. The owner of the company was not at all satisfied with the rise of sales in the month of September by $ 9,000. He expected much more because of the seasonal index for that month. What was his estimate of sales for the month of September?

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