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Finding the Fourth Proportional to 9.95, 14.94 and 8.27

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Solution

The fourth proportional to 9.95, 14.94 and 8.27 is: 12.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.95 : 14.94 = 8.27 : x
  2. Step 2: Convert to fraction form
    9.95/14.94 = 8.27/x
  3. Step 3: Cross multiply
    9.95x = 14.94 × 8.27
  4. Step 4: Simplify right side
    9.95x = 123.55
  5. Step 5: Solve for x
    x = 123.55/9.95
  6. Step 6: Final answer
    x = 12.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.