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Finding the Fourth Proportional to 17.48, 26.01 and 17.27

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Solution

The fourth proportional to 17.48, 26.01 and 17.27 is: 25.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.48 : 26.01 = 17.27 : x
  2. Step 2: Convert to fraction form
    17.48/26.01 = 17.27/x
  3. Step 3: Cross multiply
    17.48x = 26.01 × 17.27
  4. Step 4: Simplify right side
    17.48x = 449.28
  5. Step 5: Solve for x
    x = 449.28/17.48
  6. Step 6: Final answer
    x = 25.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.