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Finding the Fourth Proportional to 47,715.57, 71,551.14 and 17,708.91

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Solution

The fourth proportional to 47,715.57, 71,551.14 and 17,708.91 is: 26,555.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,715.57 : 71,551.14 = 17,708.91 : x
  2. Step 2: Convert to fraction form
    47,715.57/71,551.14 = 17,708.91/x
  3. Step 3: Cross multiply
    47,715.57x = 71,551.14 × 17,708.91
  4. Step 4: Simplify right side
    47,715.57x = 1,267,092,431.24
  5. Step 5: Solve for x
    x = 1,267,092,431.24/47,715.57
  6. Step 6: Final answer
    x = 26,555.11

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