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Finding the Fourth Proportional to 52,391.25, 72,299.21 and 31,169.97

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Solution

The fourth proportional to 52,391.25, 72,299.21 and 31,169.97 is: 43,014.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,391.25 : 72,299.21 = 31,169.97 : x
  2. Step 2: Convert to fraction form
    52,391.25/72,299.21 = 31,169.97/x
  3. Step 3: Cross multiply
    52,391.25x = 72,299.21 × 31,169.97
  4. Step 4: Simplify right side
    52,391.25x = 2,253,564,050.87
  5. Step 5: Solve for x
    x = 2,253,564,050.87/52,391.25
  6. Step 6: Final answer
    x = 43,014.13

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