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Finding the Fourth Proportional to 9.55, 14.33 and 7.29

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Solution

The fourth proportional to 9.55, 14.33 and 7.29 is: 10.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.55 : 14.33 = 7.29 : x
  2. Step 2: Convert to fraction form
    9.55/14.33 = 7.29/x
  3. Step 3: Cross multiply
    9.55x = 14.33 × 7.29
  4. Step 4: Simplify right side
    9.55x = 104.48
  5. Step 5: Solve for x
    x = 104.48/9.55
  6. Step 6: Final answer
    x = 10.94

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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.