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Finding the Fourth Proportional to 41,497, 57,246.12 and 28,072.96

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Solution

The fourth proportional to 41,497, 57,246.12 and 28,072.96 is: 38,727.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,497 : 57,246.12 = 28,072.96 : x
  2. Step 2: Convert to fraction form
    41,497/57,246.12 = 28,072.96/x
  3. Step 3: Cross multiply
    41,497x = 57,246.12 × 28,072.96
  4. Step 4: Simplify right side
    41,497x = 1,607,068,036.92
  5. Step 5: Solve for x
    x = 1,607,068,036.92/41,497
  6. Step 6: Final answer
    x = 38,727.33

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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.