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Finding the Fourth Proportional to 43.84, 60.42 and 36.88

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Solution

The fourth proportional to 43.84, 60.42 and 36.88 is: 50.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.84 : 60.42 = 36.88 : x
  2. Step 2: Convert to fraction form
    43.84/60.42 = 36.88/x
  3. Step 3: Cross multiply
    43.84x = 60.42 × 36.88
  4. Step 4: Simplify right side
    43.84x = 2,228.29
  5. Step 5: Solve for x
    x = 2,228.29/43.84
  6. Step 6: Final answer
    x = 50.83

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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.