Home / 83,024.20-124,520.10-26,850.70

Finding the Fourth Proportional to 83,024.20, 124,520.10 and 26,850.70

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Solution

The fourth proportional to 83,024.20, 124,520.10 and 26,850.70 is: 40,270.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,024.20 : 124,520.10 = 26,850.70 : x
  2. Step 2: Convert to fraction form
    83,024.20/124,520.10 = 26,850.70/x
  3. Step 3: Cross multiply
    83,024.20x = 124,520.10 × 26,850.70
  4. Step 4: Simplify right side
    83,024.20x = 3,343,451,849.07
  5. Step 5: Solve for x
    x = 3,343,451,849.07/83,024.20
  6. Step 6: Final answer
    x = 40,270.81

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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.