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Finding the Fourth Proportional to 41,517, 57,319.38 and 26,638.92

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Solution

The fourth proportional to 41,517, 57,319.38 and 26,638.92 is: 36,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,517 : 57,319.38 = 26,638.92 : x
  2. Step 2: Convert to fraction form
    41,517/57,319.38 = 26,638.92/x
  3. Step 3: Cross multiply
    41,517x = 57,319.38 × 26,638.92
  4. Step 4: Simplify right side
    41,517x = 1,526,926,378.27
  5. Step 5: Solve for x
    x = 1,526,926,378.27/41,517
  6. Step 6: Final answer
    x = 36,778.34

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Half scale
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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.