Home / 87,944.40-131,819.40-48,529.80

Finding the Fourth Proportional to 87,944.40, 131,819.40 and 48,529.80

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Solution

The fourth proportional to 87,944.40, 131,819.40 and 48,529.80 is: 72,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,944.40 : 131,819.40 = 48,529.80 : x
  2. Step 2: Convert to fraction form
    87,944.40/131,819.40 = 48,529.80/x
  3. Step 3: Cross multiply
    87,944.40x = 131,819.40 × 48,529.80
  4. Step 4: Simplify right side
    87,944.40x = 6,397,169,118.12
  5. Step 5: Solve for x
    x = 6,397,169,118.12/87,944.40
  6. Step 6: Final answer
    x = 72,741.06

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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.