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Finding the Fourth Proportional to 41.91, 57.84 and 27.16

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Solution

The fourth proportional to 41.91, 57.84 and 27.16 is: 37.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.91 : 57.84 = 27.16 : x
  2. Step 2: Convert to fraction form
    41.91/57.84 = 27.16/x
  3. Step 3: Cross multiply
    41.91x = 57.84 × 27.16
  4. Step 4: Simplify right side
    41.91x = 1,570.93
  5. Step 5: Solve for x
    x = 1,570.93/41.91
  6. Step 6: Final answer
    x = 37.48

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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.