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Finding the Fourth Proportional to 10.96, 16.34 and 10.52

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Solution

The fourth proportional to 10.96, 16.34 and 10.52 is: 15.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.96 : 16.34 = 10.52 : x
  2. Step 2: Convert to fraction form
    10.96/16.34 = 10.52/x
  3. Step 3: Cross multiply
    10.96x = 16.34 × 10.52
  4. Step 4: Simplify right side
    10.96x = 171.90
  5. Step 5: Solve for x
    x = 171.90/10.96
  6. Step 6: Final answer
    x = 15.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.