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Finding the Fourth Proportional to 37.57, 51.86 and 24.61

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Solution

The fourth proportional to 37.57, 51.86 and 24.61 is: 33.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.57 : 51.86 = 24.61 : x
  2. Step 2: Convert to fraction form
    37.57/51.86 = 24.61/x
  3. Step 3: Cross multiply
    37.57x = 51.86 × 24.61
  4. Step 4: Simplify right side
    37.57x = 1,276.27
  5. Step 5: Solve for x
    x = 1,276.27/37.57
  6. Step 6: Final answer
    x = 33.97

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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.