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Finding the Fourth Proportional to 67,233.70, 100,850.55 and 43,614.10

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Solution

The fourth proportional to 67,233.70, 100,850.55 and 43,614.10 is: 65,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,233.70 : 100,850.55 = 43,614.10 : x
  2. Step 2: Convert to fraction form
    67,233.70/100,850.55 = 43,614.10/x
  3. Step 3: Cross multiply
    67,233.70x = 100,850.55 × 43,614.10
  4. Step 4: Simplify right side
    67,233.70x = 4,398,505,972.76
  5. Step 5: Solve for x
    x = 4,398,505,972.76/67,233.70
  6. Step 6: Final answer
    x = 65,421.15

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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.