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Finding the Fourth Proportional to 27.38, 41 and 22.82

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Solution

The fourth proportional to 27.38, 41 and 22.82 is: 34.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.38 : 41 = 22.82 : x
  2. Step 2: Convert to fraction form
    27.38/41 = 22.82/x
  3. Step 3: Cross multiply
    27.38x = 41 × 22.82
  4. Step 4: Simplify right side
    27.38x = 935.62
  5. Step 5: Solve for x
    x = 935.62/27.38
  6. Step 6: Final answer
    x = 34.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.