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Finding the Fourth Proportional to 6.76, 10.18 and 5.89

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Solution

The fourth proportional to 6.76, 10.18 and 5.89 is: 8.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.76 : 10.18 = 5.89 : x
  2. Step 2: Convert to fraction form
    6.76/10.18 = 5.89/x
  3. Step 3: Cross multiply
    6.76x = 10.18 × 5.89
  4. Step 4: Simplify right side
    6.76x = 59.96
  5. Step 5: Solve for x
    x = 59.96/6.76
  6. Step 6: Final answer
    x = 8.87

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