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Finding the Fourth Proportional to 16.00, 23.98 and 6.97

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Solution

The fourth proportional to 16.00, 23.98 and 6.97 is: 10.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.00 : 23.98 = 6.97 : x
  2. Step 2: Convert to fraction form
    16.00/23.98 = 6.97/x
  3. Step 3: Cross multiply
    16.00x = 23.98 × 6.97
  4. Step 4: Simplify right side
    16.00x = 167.11
  5. Step 5: Solve for x
    x = 167.11/16.00
  6. Step 6: Final answer
    x = 10.45

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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.