Home / 87,195.48-120,326.22-49,468.92

Finding the Fourth Proportional to 87,195.48, 120,326.22 and 49,468.92

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Solution

The fourth proportional to 87,195.48, 120,326.22 and 49,468.92 is: 68,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,195.48 : 120,326.22 = 49,468.92 : x
  2. Step 2: Convert to fraction form
    87,195.48/120,326.22 = 49,468.92/x
  3. Step 3: Cross multiply
    87,195.48x = 120,326.22 × 49,468.92
  4. Step 4: Simplify right side
    87,195.48x = 5,952,408,151.08
  5. Step 5: Solve for x
    x = 5,952,408,151.08/87,195.48
  6. Step 6: Final answer
    x = 68,265.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.