Home / 87,617.10-131,458.05-35,064.30

Finding the Fourth Proportional to 87,617.10, 131,458.05 and 35,064.30

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Solution

The fourth proportional to 87,617.10, 131,458.05 and 35,064.30 is: 52,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,617.10 : 131,458.05 = 35,064.30 : x
  2. Step 2: Convert to fraction form
    87,617.10/131,458.05 = 35,064.30/x
  3. Step 3: Cross multiply
    87,617.10x = 131,458.05 × 35,064.30
  4. Step 4: Simplify right side
    87,617.10x = 4,609,484,502.62
  5. Step 5: Solve for x
    x = 4,609,484,502.62/87,617.10
  6. Step 6: Final answer
    x = 52,609.42

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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.