Home / 87,396.56-131,103.36-34,793.72

Finding the Fourth Proportional to 87,396.56, 131,103.36 and 34,793.72

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Solution

The fourth proportional to 87,396.56, 131,103.36 and 34,793.72 is: 52,193.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,396.56 : 131,103.36 = 34,793.72 : x
  2. Step 2: Convert to fraction form
    87,396.56/131,103.36 = 34,793.72/x
  3. Step 3: Cross multiply
    87,396.56x = 131,103.36 × 34,793.72
  4. Step 4: Simplify right side
    87,396.56x = 4,561,573,598.90
  5. Step 5: Solve for x
    x = 4,561,573,598.90/87,396.56
  6. Step 6: Final answer
    x = 52,193.97

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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.