Home / 87,614.91-131,433.29-34,300

Finding the Fourth Proportional to 87,614.91, 131,433.29 and 34,300

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Solution

The fourth proportional to 87,614.91, 131,433.29 and 34,300 is: 51,454.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,614.91 : 131,433.29 = 34,300 : x
  2. Step 2: Convert to fraction form
    87,614.91/131,433.29 = 34,300/x
  3. Step 3: Cross multiply
    87,614.91x = 131,433.29 × 34,300
  4. Step 4: Simplify right side
    87,614.91x = 4,508,161,847
  5. Step 5: Solve for x
    x = 4,508,161,847/87,614.91
  6. Step 6: Final answer
    x = 51,454.28

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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.