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Finding the Third Proportional to 33,043.50 and 51,183

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Solution

The third proportional to 33,043.50 and 51,183 is: 79,280.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,043.50 : 51,183 = 51,183 : x
  2. Step 2: Convert to fraction form
    33,043.50/51,183 = 51,183/x
  3. Step 3: Cross multiply
    33,043.50x = 51,183 × 51,183
  4. Step 4: Simplify right side
    33,043.50x = 2,619,699,489
  5. Step 5: Solve for x
    x = 2,619,699,489/33,043.50
  6. Step 6: Final answer
    x = 79,280.33

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.