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Finding the Fourth Proportional to 17.38, 26.12 and 16.04

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Solution

The fourth proportional to 17.38, 26.12 and 16.04 is: 24.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.38 : 26.12 = 16.04 : x
  2. Step 2: Convert to fraction form
    17.38/26.12 = 16.04/x
  3. Step 3: Cross multiply
    17.38x = 26.12 × 16.04
  4. Step 4: Simplify right side
    17.38x = 418.96
  5. Step 5: Solve for x
    x = 418.96/17.38
  6. Step 6: Final answer
    x = 24.11

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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.