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Finding the Fourth Proportional to 34.26, 51.45 and 16.26

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Solution

The fourth proportional to 34.26, 51.45 and 16.26 is: 24.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34.26 : 51.45 = 16.26 : x
  2. Step 2: Convert to fraction form
    34.26/51.45 = 16.26/x
  3. Step 3: Cross multiply
    34.26x = 51.45 × 16.26
  4. Step 4: Simplify right side
    34.26x = 836.58
  5. Step 5: Solve for x
    x = 836.58/34.26
  6. Step 6: Final answer
    x = 24.42

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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.