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Finding the Fourth Proportional to 15.98, 23.97 and 6.96

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Solution

The fourth proportional to 15.98, 23.97 and 6.96 is: 10.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15.98 : 23.97 = 6.96 : x
  2. Step 2: Convert to fraction form
    15.98/23.97 = 6.96/x
  3. Step 3: Cross multiply
    15.98x = 23.97 × 6.96
  4. Step 4: Simplify right side
    15.98x = 166.86
  5. Step 5: Solve for x
    x = 166.86/15.98
  6. Step 6: Final answer
    x = 10.44

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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.