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Finding the Fourth Proportional to 187,404.86, 258,624.81 and 102,521.92

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Solution

The fourth proportional to 187,404.86, 258,624.81 and 102,521.92 is: 141,483.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,404.86 : 258,624.81 = 102,521.92 : x
  2. Step 2: Convert to fraction form
    187,404.86/258,624.81 = 102,521.92/x
  3. Step 3: Cross multiply
    187,404.86x = 258,624.81 × 102,521.92
  4. Step 4: Simplify right side
    187,404.86x = 26,514,711,434.27
  5. Step 5: Solve for x
    x = 26,514,711,434.27/187,404.86
  6. Step 6: Final answer
    x = 141,483.59

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