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Finding the Third Proportional to 97.50 and 141

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Solution

The third proportional to 97.50 and 141 is: 203.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97.50 : 141 = 141 : x
  2. Step 2: Convert to fraction form
    97.50/141 = 141/x
  3. Step 3: Cross multiply
    97.50x = 141 × 141
  4. Step 4: Simplify right side
    97.50x = 19,881
  5. Step 5: Solve for x
    x = 19,881/97.50
  6. Step 6: Final answer
    x = 203.91

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.