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Finding the Fourth Proportional to 12.00, 17.97 and 9.37

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Solution

The fourth proportional to 12.00, 17.97 and 9.37 is: 14.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12.00 : 17.97 = 9.37 : x
  2. Step 2: Convert to fraction form
    12.00/17.97 = 9.37/x
  3. Step 3: Cross multiply
    12.00x = 17.97 × 9.37
  4. Step 4: Simplify right side
    12.00x = 168.33
  5. Step 5: Solve for x
    x = 168.33/12.00
  6. Step 6: Final answer
    x = 14.03

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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.