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Finding the Fourth Proportional to 44.69, 61.67 and 36.49

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Solution

The fourth proportional to 44.69, 61.67 and 36.49 is: 50.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.69 : 61.67 = 36.49 : x
  2. Step 2: Convert to fraction form
    44.69/61.67 = 36.49/x
  3. Step 3: Cross multiply
    44.69x = 61.67 × 36.49
  4. Step 4: Simplify right side
    44.69x = 2,250.34
  5. Step 5: Solve for x
    x = 2,250.34/44.69
  6. Step 6: Final answer
    x = 50.35

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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.