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Finding the Fourth Proportional to 37.61, 56.33 and 29.96

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Solution

The fourth proportional to 37.61, 56.33 and 29.96 is: 44.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.61 : 56.33 = 29.96 : x
  2. Step 2: Convert to fraction form
    37.61/56.33 = 29.96/x
  3. Step 3: Cross multiply
    37.61x = 56.33 × 29.96
  4. Step 4: Simplify right side
    37.61x = 1,687.22
  5. Step 5: Solve for x
    x = 1,687.22/37.61
  6. Step 6: Final answer
    x = 44.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.