Home / 87,543.92-131,318.51-34,233.77

Finding the Fourth Proportional to 87,543.92, 131,318.51 and 34,233.77

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Solution

The fourth proportional to 87,543.92, 131,318.51 and 34,233.77 is: 51,351.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,543.92 : 131,318.51 = 34,233.77 : x
  2. Step 2: Convert to fraction form
    87,543.92/131,318.51 = 34,233.77/x
  3. Step 3: Cross multiply
    87,543.92x = 131,318.51 × 34,233.77
  4. Step 4: Simplify right side
    87,543.92x = 4,495,526,840.32
  5. Step 5: Solve for x
    x = 4,495,526,840.32/87,543.92
  6. Step 6: Final answer
    x = 51,351.68

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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.