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Finding the Fourth Proportional to 6.13, 9.24 and 5.89

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Solution

The fourth proportional to 6.13, 9.24 and 5.89 is: 8.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.13 : 9.24 = 5.89 : x
  2. Step 2: Convert to fraction form
    6.13/9.24 = 5.89/x
  3. Step 3: Cross multiply
    6.13x = 9.24 × 5.89
  4. Step 4: Simplify right side
    6.13x = 54.35
  5. Step 5: Solve for x
    x = 54.35/6.13
  6. Step 6: Final answer
    x = 8.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.