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Finding the Fourth Proportional to 62,655.60, 94,010.40 and 36,382.80

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Solution

The fourth proportional to 62,655.60, 94,010.40 and 36,382.80 is: 54,589.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,655.60 : 94,010.40 = 36,382.80 : x
  2. Step 2: Convert to fraction form
    62,655.60/94,010.40 = 36,382.80/x
  3. Step 3: Cross multiply
    62,655.60x = 94,010.40 × 36,382.80
  4. Step 4: Simplify right side
    62,655.60x = 3,420,361,581.12
  5. Step 5: Solve for x
    x = 3,420,361,581.12/62,655.60
  6. Step 6: Final answer
    x = 54,589.88

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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.