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Finding the Fourth Proportional to 27.28, 41.14 and 23.32

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Solution

The fourth proportional to 27.28, 41.14 and 23.32 is: 35.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.28 : 41.14 = 23.32 : x
  2. Step 2: Convert to fraction form
    27.28/41.14 = 23.32/x
  3. Step 3: Cross multiply
    27.28x = 41.14 × 23.32
  4. Step 4: Simplify right side
    27.28x = 959.38
  5. Step 5: Solve for x
    x = 959.38/27.28
  6. Step 6: Final answer
    x = 35.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.