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Finding the Fourth Proportional to 26.52, 36.55 and 17.29

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Solution

The fourth proportional to 26.52, 36.55 and 17.29 is: 23.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.52 : 36.55 = 17.29 : x
  2. Step 2: Convert to fraction form
    26.52/36.55 = 17.29/x
  3. Step 3: Cross multiply
    26.52x = 36.55 × 17.29
  4. Step 4: Simplify right side
    26.52x = 631.95
  5. Step 5: Solve for x
    x = 631.95/26.52
  6. Step 6: Final answer
    x = 23.83

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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.