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Finding the Fourth Proportional to 88.14, 132.14 and 62.40

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Solution

The fourth proportional to 88.14, 132.14 and 62.40 is: 93.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88.14 : 132.14 = 62.40 : x
  2. Step 2: Convert to fraction form
    88.14/132.14 = 62.40/x
  3. Step 3: Cross multiply
    88.14x = 132.14 × 62.40
  4. Step 4: Simplify right side
    88.14x = 8,245.54
  5. Step 5: Solve for x
    x = 8,245.54/88.14
  6. Step 6: Final answer
    x = 93.55

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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.