Home / 87,900.86-131,859.06-24,721.52

Finding the Fourth Proportional to 87,900.86, 131,859.06 and 24,721.52

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Solution

The fourth proportional to 87,900.86, 131,859.06 and 24,721.52 is: 37,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,900.86 : 131,859.06 = 24,721.52 : x
  2. Step 2: Convert to fraction form
    87,900.86/131,859.06 = 24,721.52/x
  3. Step 3: Cross multiply
    87,900.86x = 131,859.06 × 24,721.52
  4. Step 4: Simplify right side
    87,900.86x = 3,259,756,388.97
  5. Step 5: Solve for x
    x = 3,259,756,388.97/87,900.86
  6. Step 6: Final answer
    x = 37,084.47

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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.