Home / 87,664.76-131,519.22-25,334.84

Finding the Fourth Proportional to 87,664.76, 131,519.22 and 25,334.84

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Solution

The fourth proportional to 87,664.76, 131,519.22 and 25,334.84 is: 38,008.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,664.76 : 131,519.22 = 25,334.84 : x
  2. Step 2: Convert to fraction form
    87,664.76/131,519.22 = 25,334.84/x
  3. Step 3: Cross multiply
    87,664.76x = 131,519.22 × 25,334.84
  4. Step 4: Simplify right side
    87,664.76x = 3,332,018,395.62
  5. Step 5: Solve for x
    x = 3,332,018,395.62/87,664.76
  6. Step 6: Final answer
    x = 38,008.64

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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.