Home / 87,177.52-120,304.16-49,452.08

Finding the Fourth Proportional to 87,177.52, 120,304.16 and 49,452.08

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Solution

The fourth proportional to 87,177.52, 120,304.16 and 49,452.08 is: 68,243.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,177.52 : 120,304.16 = 49,452.08 : x
  2. Step 2: Convert to fraction form
    87,177.52/120,304.16 = 49,452.08/x
  3. Step 3: Cross multiply
    87,177.52x = 120,304.16 × 49,452.08
  4. Step 4: Simplify right side
    87,177.52x = 5,949,290,944.65
  5. Step 5: Solve for x
    x = 5,949,290,944.65/87,177.52
  6. Step 6: Final answer
    x = 68,243.41

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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.