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Finding the Fourth Proportional to 95.29, 142.66 and 88.54

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Solution

The fourth proportional to 95.29, 142.66 and 88.54 is: 132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.29 : 142.66 = 88.54 : x
  2. Step 2: Convert to fraction form
    95.29/142.66 = 88.54/x
  3. Step 3: Cross multiply
    95.29x = 142.66 × 88.54
  4. Step 4: Simplify right side
    95.29x = 12,631.12
  5. Step 5: Solve for x
    x = 12,631.12/95.29
  6. Step 6: Final answer
    x = 132.55

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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.