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Finding the Fourth Proportional to 124,472.60, 186,708.90 and 41,366.60

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Solution

The fourth proportional to 124,472.60, 186,708.90 and 41,366.60 is: 62,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,472.60 : 186,708.90 = 41,366.60 : x
  2. Step 2: Convert to fraction form
    124,472.60/186,708.90 = 41,366.60/x
  3. Step 3: Cross multiply
    124,472.60x = 186,708.90 × 41,366.60
  4. Step 4: Simplify right side
    124,472.60x = 7,723,512,382.74
  5. Step 5: Solve for x
    x = 7,723,512,382.74/124,472.60
  6. Step 6: Final answer
    x = 62,049.90

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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.