Home / 87,524.90-131,190.15-48,110.30

Finding the Fourth Proportional to 87,524.90, 131,190.15 and 48,110.30

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Solution

The fourth proportional to 87,524.90, 131,190.15 and 48,110.30 is: 72,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,524.90 : 131,190.15 = 48,110.30 : x
  2. Step 2: Convert to fraction form
    87,524.90/131,190.15 = 48,110.30/x
  3. Step 3: Cross multiply
    87,524.90x = 131,190.15 × 48,110.30
  4. Step 4: Simplify right side
    87,524.90x = 6,311,597,473.55
  5. Step 5: Solve for x
    x = 6,311,597,473.55/87,524.90
  6. Step 6: Final answer
    x = 72,112.02

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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.