Home / 87,458.38-131,204.21-60,554.18

Finding the Fourth Proportional to 87,458.38, 131,204.21 and 60,554.18

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Solution

The fourth proportional to 87,458.38, 131,204.21 and 60,554.18 is: 90,842.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,458.38 : 131,204.21 = 60,554.18 : x
  2. Step 2: Convert to fraction form
    87,458.38/131,204.21 = 60,554.18/x
  3. Step 3: Cross multiply
    87,458.38x = 131,204.21 × 60,554.18
  4. Step 4: Simplify right side
    87,458.38x = 7,944,963,374.34
  5. Step 5: Solve for x
    x = 7,944,963,374.34/87,458.38
  6. Step 6: Final answer
    x = 90,842.79

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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.