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Finding the Fourth Proportional to 8.95, 12.33 and 8.48

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Solution

The fourth proportional to 8.95, 12.33 and 8.48 is: 11.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8.95 : 12.33 = 8.48 : x
  2. Step 2: Convert to fraction form
    8.95/12.33 = 8.48/x
  3. Step 3: Cross multiply
    8.95x = 12.33 × 8.48
  4. Step 4: Simplify right side
    8.95x = 104.56
  5. Step 5: Solve for x
    x = 104.56/8.95
  6. Step 6: Final answer
    x = 11.68

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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.