Home / 87,904.62-131,943.56-62,632.21

Finding the Fourth Proportional to 87,904.62, 131,943.56 and 62,632.21

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Solution

The fourth proportional to 87,904.62, 131,943.56 and 62,632.21 is: 94,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,904.62 : 131,943.56 = 62,632.21 : x
  2. Step 2: Convert to fraction form
    87,904.62/131,943.56 = 62,632.21/x
  3. Step 3: Cross multiply
    87,904.62x = 131,943.56 × 62,632.21
  4. Step 4: Simplify right side
    87,904.62x = 8,263,916,098.35
  5. Step 5: Solve for x
    x = 8,263,916,098.35/87,904.62
  6. Step 6: Final answer
    x = 94,010.03

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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.