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Finding the Third Proportional to 95 and 116.50

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Solution

The third proportional to 95 and 116.50 is: 142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95 : 116.50 = 116.50 : x
  2. Step 2: Convert to fraction form
    95/116.50 = 116.50/x
  3. Step 3: Cross multiply
    95x = 116.50 × 116.50
  4. Step 4: Simplify right side
    95x = 13,572.25
  5. Step 5: Solve for x
    x = 13,572.25/95
  6. Step 6: Final answer
    x = 142.87

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Why These Related Problems?

These problems maintain the same ratio (1.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.