Home / 87,440.18-131,283.12-44,776.20

Finding the Fourth Proportional to 87,440.18, 131,283.12 and 44,776.20

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Solution

The fourth proportional to 87,440.18, 131,283.12 and 44,776.20 is: 67,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,440.18 : 131,283.12 = 44,776.20 : x
  2. Step 2: Convert to fraction form
    87,440.18/131,283.12 = 44,776.20/x
  3. Step 3: Cross multiply
    87,440.18x = 131,283.12 × 44,776.20
  4. Step 4: Simplify right side
    87,440.18x = 5,878,359,237.74
  5. Step 5: Solve for x
    x = 5,878,359,237.74/87,440.18
  6. Step 6: Final answer
    x = 67,227.21

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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.