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Finding the Fourth Proportional to 60.76, 83.88 and 44.42

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Solution

The fourth proportional to 60.76, 83.88 and 44.42 is: 61.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.76 : 83.88 = 44.42 : x
  2. Step 2: Convert to fraction form
    60.76/83.88 = 44.42/x
  3. Step 3: Cross multiply
    60.76x = 83.88 × 44.42
  4. Step 4: Simplify right side
    60.76x = 3,725.95
  5. Step 5: Solve for x
    x = 3,725.95/60.76
  6. Step 6: Final answer
    x = 61.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.