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Finding the Fourth Proportional to 43.96, 65.97 and 27.73

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Solution

The fourth proportional to 43.96, 65.97 and 27.73 is: 41.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.96 : 65.97 = 27.73 : x
  2. Step 2: Convert to fraction form
    43.96/65.97 = 27.73/x
  3. Step 3: Cross multiply
    43.96x = 65.97 × 27.73
  4. Step 4: Simplify right side
    43.96x = 1,829.35
  5. Step 5: Solve for x
    x = 1,829.35/43.96
  6. Step 6: Final answer
    x = 41.61

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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.