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Finding the Fourth Proportional to 41,591.76, 57,394.60 and 22,728.88

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Solution

The fourth proportional to 41,591.76, 57,394.60 and 22,728.88 is: 31,364.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,591.76 : 57,394.60 = 22,728.88 : x
  2. Step 2: Convert to fraction form
    41,591.76/57,394.60 = 22,728.88/x
  3. Step 3: Cross multiply
    41,591.76x = 57,394.60 × 22,728.88
  4. Step 4: Simplify right side
    41,591.76x = 1,304,514,976.05
  5. Step 5: Solve for x
    x = 1,304,514,976.05/41,591.76
  6. Step 6: Final answer
    x = 31,364.75

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Double scale
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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.