Home / 87,615.92-131,422.00-24,434.36

Finding the Fourth Proportional to 87,615.92, 131,422.00 and 24,434.36

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Solution

The fourth proportional to 87,615.92, 131,422.00 and 24,434.36 is: 36,651.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,615.92 : 131,422.00 = 24,434.36 : x
  2. Step 2: Convert to fraction form
    87,615.92/131,422.00 = 24,434.36/x
  3. Step 3: Cross multiply
    87,615.92x = 131,422.00 × 24,434.36
  4. Step 4: Simplify right side
    87,615.92x = 3,211,212,727.39
  5. Step 5: Solve for x
    x = 3,211,212,727.39/87,615.92
  6. Step 6: Final answer
    x = 36,651.02

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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.