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Finding the Fourth Proportional to 40,755.60, 60,854.56 and 36,511.52

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Solution

The fourth proportional to 40,755.60, 60,854.56 and 36,511.52 is: 54,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,755.60 : 60,854.56 = 36,511.52 : x
  2. Step 2: Convert to fraction form
    40,755.60/60,854.56 = 36,511.52/x
  3. Step 3: Cross multiply
    40,755.60x = 60,854.56 × 36,511.52
  4. Step 4: Simplify right side
    40,755.60x = 2,221,892,484.53
  5. Step 5: Solve for x
    x = 2,221,892,484.53/40,755.60
  6. Step 6: Final answer
    x = 54,517.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.