Home / 87,520.17-131,273.88-34,202.16

Finding the Fourth Proportional to 87,520.17, 131,273.88 and 34,202.16

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Solution

The fourth proportional to 87,520.17, 131,273.88 and 34,202.16 is: 51,300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,520.17 : 131,273.88 = 34,202.16 : x
  2. Step 2: Convert to fraction form
    87,520.17/131,273.88 = 34,202.16/x
  3. Step 3: Cross multiply
    87,520.17x = 131,273.88 × 34,202.16
  4. Step 4: Simplify right side
    87,520.17x = 4,489,850,247.58
  5. Step 5: Solve for x
    x = 4,489,850,247.58/87,520.17
  6. Step 6: Final answer
    x = 51,300.75

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1.5x scale

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.