Home / 87,390.27-131,088.31-24,211.04

Finding the Fourth Proportional to 87,390.27, 131,088.31 and 24,211.04

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Solution

The fourth proportional to 87,390.27, 131,088.31 and 24,211.04 is: 36,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,390.27 : 131,088.31 = 24,211.04 : x
  2. Step 2: Convert to fraction form
    87,390.27/131,088.31 = 24,211.04/x
  3. Step 3: Cross multiply
    87,390.27x = 131,088.31 × 24,211.04
  4. Step 4: Simplify right side
    87,390.27x = 3,173,783,600.97
  5. Step 5: Solve for x
    x = 3,173,783,600.97/87,390.27
  6. Step 6: Final answer
    x = 36,317.36

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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.