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Finding the Fourth Proportional to 17.03, 23.29 and 16.97

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Solution

The fourth proportional to 17.03, 23.29 and 16.97 is: 23.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.03 : 23.29 = 16.97 : x
  2. Step 2: Convert to fraction form
    17.03/23.29 = 16.97/x
  3. Step 3: Cross multiply
    17.03x = 23.29 × 16.97
  4. Step 4: Simplify right side
    17.03x = 395.07
  5. Step 5: Solve for x
    x = 395.07/17.03
  6. Step 6: Final answer
    x = 23.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.