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Finding the Fourth Proportional to 44.49, 61.48 and 35.73

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Solution

The fourth proportional to 44.49, 61.48 and 35.73 is: 49.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.49 : 61.48 = 35.73 : x
  2. Step 2: Convert to fraction form
    44.49/61.48 = 35.73/x
  3. Step 3: Cross multiply
    44.49x = 61.48 × 35.73
  4. Step 4: Simplify right side
    44.49x = 2,196.59
  5. Step 5: Solve for x
    x = 2,196.59/44.49
  6. Step 6: Final answer
    x = 49.37

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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.