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Finding the Fourth Proportional to 10.29, 14.19 and 5.97

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Solution

The fourth proportional to 10.29, 14.19 and 5.97 is: 8.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.29 : 14.19 = 5.97 : x
  2. Step 2: Convert to fraction form
    10.29/14.19 = 5.97/x
  3. Step 3: Cross multiply
    10.29x = 14.19 × 5.97
  4. Step 4: Simplify right side
    10.29x = 84.68
  5. Step 5: Solve for x
    x = 84.68/10.29
  6. Step 6: Final answer
    x = 8.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.