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Finding the Fourth Proportional to 41.47, 57.17 and 32.69

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Solution

The fourth proportional to 41.47, 57.17 and 32.69 is: 45.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.47 : 57.17 = 32.69 : x
  2. Step 2: Convert to fraction form
    41.47/57.17 = 32.69/x
  3. Step 3: Cross multiply
    41.47x = 57.17 × 32.69
  4. Step 4: Simplify right side
    41.47x = 1,868.65
  5. Step 5: Solve for x
    x = 1,868.65/41.47
  6. Step 6: Final answer
    x = 45.06

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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.