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Finding the Fourth Proportional to 43.68, 60.36 and 33.96

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Solution

The fourth proportional to 43.68, 60.36 and 33.96 is: 46.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.68 : 60.36 = 33.96 : x
  2. Step 2: Convert to fraction form
    43.68/60.36 = 33.96/x
  3. Step 3: Cross multiply
    43.68x = 60.36 × 33.96
  4. Step 4: Simplify right side
    43.68x = 2,049.83
  5. Step 5: Solve for x
    x = 2,049.83/43.68
  6. Step 6: Final answer
    x = 46.93

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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.