Home / 87,317.27-131,000.07-34,763.66

Finding the Fourth Proportional to 87,317.27, 131,000.07 and 34,763.66

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Solution

The fourth proportional to 87,317.27, 131,000.07 and 34,763.66 is: 52,155.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,317.27 : 131,000.07 = 34,763.66 : x
  2. Step 2: Convert to fraction form
    87,317.27/131,000.07 = 34,763.66/x
  3. Step 3: Cross multiply
    87,317.27x = 131,000.07 × 34,763.66
  4. Step 4: Simplify right side
    87,317.27x = 4,554,041,238.46
  5. Step 5: Solve for x
    x = 4,554,041,238.46/87,317.27
  6. Step 6: Final answer
    x = 52,155.11

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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.