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Finding the Fourth Proportional to 95.16, 131.33 and 62.48

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Solution

The fourth proportional to 95.16, 131.33 and 62.48 is: 86.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.16 : 131.33 = 62.48 : x
  2. Step 2: Convert to fraction form
    95.16/131.33 = 62.48/x
  3. Step 3: Cross multiply
    95.16x = 131.33 × 62.48
  4. Step 4: Simplify right side
    95.16x = 8,204.53
  5. Step 5: Solve for x
    x = 8,204.53/95.16
  6. Step 6: Final answer
    x = 86.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.