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Finding the Fourth Proportional to 44.88, 61.96 and 37.66

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Solution

The fourth proportional to 44.88, 61.96 and 37.66 is: 51.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.88 : 61.96 = 37.66 : x
  2. Step 2: Convert to fraction form
    44.88/61.96 = 37.66/x
  3. Step 3: Cross multiply
    44.88x = 61.96 × 37.66
  4. Step 4: Simplify right side
    44.88x = 2,333.23
  5. Step 5: Solve for x
    x = 2,333.23/44.88
  6. Step 6: Final answer
    x = 51.99

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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.