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Finding the Fourth Proportional to 83,276.50, 114,923.19 and 45,551.56

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Solution

The fourth proportional to 83,276.50, 114,923.19 and 45,551.56 is: 62,862.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,276.50 : 114,923.19 = 45,551.56 : x
  2. Step 2: Convert to fraction form
    83,276.50/114,923.19 = 45,551.56/x
  3. Step 3: Cross multiply
    83,276.50x = 114,923.19 × 45,551.56
  4. Step 4: Simplify right side
    83,276.50x = 5,234,930,584.68
  5. Step 5: Solve for x
    x = 5,234,930,584.68/83,276.50
  6. Step 6: Final answer
    x = 62,862.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.