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Finding the Fourth Proportional to 87,879.39, 131,841.54 and 25,549.89

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Solution

The fourth proportional to 87,879.39, 131,841.54 and 25,549.89 is: 38,331.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,879.39 : 131,841.54 = 25,549.89 : x
  2. Step 2: Convert to fraction form
    87,879.39/131,841.54 = 25,549.89/x
  3. Step 3: Cross multiply
    87,879.39x = 131,841.54 × 25,549.89
  4. Step 4: Simplify right side
    87,879.39x = 3,368,536,844.43
  5. Step 5: Solve for x
    x = 3,368,536,844.43/87,879.39
  6. Step 6: Final answer
    x = 38,331.36

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