Home / 87,194.32-120,324.24-49,475.68

Finding the Fourth Proportional to 87,194.32, 120,324.24 and 49,475.68

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Solution

The fourth proportional to 87,194.32, 120,324.24 and 49,475.68 is: 68,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,194.32 : 120,324.24 = 49,475.68 : x
  2. Step 2: Convert to fraction form
    87,194.32/120,324.24 = 49,475.68/x
  3. Step 3: Cross multiply
    87,194.32x = 120,324.24 × 49,475.68
  4. Step 4: Simplify right side
    87,194.32x = 5,953,123,594.48
  5. Step 5: Solve for x
    x = 5,953,123,594.48/87,194.32
  6. Step 6: Final answer
    x = 68,274.21

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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.