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Finding the Fourth Proportional to 41,679.40, 62,527.20 and 12,098.20

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Solution

The fourth proportional to 41,679.40, 62,527.20 and 12,098.20 is: 18,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,679.40 : 62,527.20 = 12,098.20 : x
  2. Step 2: Convert to fraction form
    41,679.40/62,527.20 = 12,098.20/x
  3. Step 3: Cross multiply
    41,679.40x = 62,527.20 × 12,098.20
  4. Step 4: Simplify right side
    41,679.40x = 756,466,571.04
  5. Step 5: Solve for x
    x = 756,466,571.04/41,679.40
  6. Step 6: Final answer
    x = 18,149.65

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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.