Home / 87,333.92-120,529.92-49,610.24

Finding the Fourth Proportional to 87,333.92, 120,529.92 and 49,610.24

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Solution

The fourth proportional to 87,333.92, 120,529.92 and 49,610.24 is: 68,467.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,333.92 : 120,529.92 = 49,610.24 : x
  2. Step 2: Convert to fraction form
    87,333.92/120,529.92 = 49,610.24/x
  3. Step 3: Cross multiply
    87,333.92x = 120,529.92 × 49,610.24
  4. Step 4: Simplify right side
    87,333.92x = 5,979,518,258.38
  5. Step 5: Solve for x
    x = 5,979,518,258.38/87,333.92
  6. Step 6: Final answer
    x = 68,467.31

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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.