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Finding the Fourth Proportional to 68.65, 94.74 and 44.15

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Solution

The fourth proportional to 68.65, 94.74 and 44.15 is: 60.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    68.65 : 94.74 = 44.15 : x
  2. Step 2: Convert to fraction form
    68.65/94.74 = 44.15/x
  3. Step 3: Cross multiply
    68.65x = 94.74 × 44.15
  4. Step 4: Simplify right side
    68.65x = 4,182.13
  5. Step 5: Solve for x
    x = 4,182.13/68.65
  6. Step 6: Final answer
    x = 60.92

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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.