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Finding the Fourth Proportional to 71,026.33, 98,013.45 and 39,194.80

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Solution

The fourth proportional to 71,026.33, 98,013.45 and 39,194.80 is: 54,087.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,026.33 : 98,013.45 = 39,194.80 : x
  2. Step 2: Convert to fraction form
    71,026.33/98,013.45 = 39,194.80/x
  3. Step 3: Cross multiply
    71,026.33x = 98,013.45 × 39,194.80
  4. Step 4: Simplify right side
    71,026.33x = 3,841,617,570.06
  5. Step 5: Solve for x
    x = 3,841,617,570.06/71,026.33
  6. Step 6: Final answer
    x = 54,087.23

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