Home / 87,805.38-131,682.62-62,636.10

Finding the Fourth Proportional to 87,805.38, 131,682.62 and 62,636.10

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Solution

The fourth proportional to 87,805.38, 131,682.62 and 62,636.10 is: 93,936.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,805.38 : 131,682.62 = 62,636.10 : x
  2. Step 2: Convert to fraction form
    87,805.38/131,682.62 = 62,636.10/x
  3. Step 3: Cross multiply
    87,805.38x = 131,682.62 × 62,636.10
  4. Step 4: Simplify right side
    87,805.38x = 8,248,085,754.58
  5. Step 5: Solve for x
    x = 8,248,085,754.58/87,805.38
  6. Step 6: Final answer
    x = 93,936.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.