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Finding the Third Proportional to 95.50 and 143

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Solution

The third proportional to 95.50 and 143 is: 214.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.50 : 143 = 143 : x
  2. Step 2: Convert to fraction form
    95.50/143 = 143/x
  3. Step 3: Cross multiply
    95.50x = 143 × 143
  4. Step 4: Simplify right side
    95.50x = 20,449
  5. Step 5: Solve for x
    x = 20,449/95.50
  6. Step 6: Final answer
    x = 214.13

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Why These Related Problems?

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