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Finding the Fourth Proportional to 6.08, 9.16 and 5.42

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Solution

The fourth proportional to 6.08, 9.16 and 5.42 is: 8.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.08 : 9.16 = 5.42 : x
  2. Step 2: Convert to fraction form
    6.08/9.16 = 5.42/x
  3. Step 3: Cross multiply
    6.08x = 9.16 × 5.42
  4. Step 4: Simplify right side
    6.08x = 49.66
  5. Step 5: Solve for x
    x = 49.66/6.08
  6. Step 6: Final answer
    x = 8.17

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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.