Home / 87,440.92-131,161.26-34,887.31

Finding the Fourth Proportional to 87,440.92, 131,161.26 and 34,887.31

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Solution

The fourth proportional to 87,440.92, 131,161.26 and 34,887.31 is: 52,330.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,440.92 : 131,161.26 = 34,887.31 : x
  2. Step 2: Convert to fraction form
    87,440.92/131,161.26 = 34,887.31/x
  3. Step 3: Cross multiply
    87,440.92x = 131,161.26 × 34,887.31
  4. Step 4: Simplify right side
    87,440.92x = 4,575,863,537.61
  5. Step 5: Solve for x
    x = 4,575,863,537.61/87,440.92
  6. Step 6: Final answer
    x = 52,330.92

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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.