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Finding the Third Proportional to 18,147 and 44,125.50

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Solution

The third proportional to 18,147 and 44,125.50 is: 107,293.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,147 : 44,125.50 = 44,125.50 : x
  2. Step 2: Convert to fraction form
    18,147/44,125.50 = 44,125.50/x
  3. Step 3: Cross multiply
    18,147x = 44,125.50 × 44,125.50
  4. Step 4: Simplify right side
    18,147x = 1,947,059,750.25
  5. Step 5: Solve for x
    x = 1,947,059,750.25/18,147
  6. Step 6: Final answer
    x = 107,293.75

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Why These Related Problems?

These problems maintain the same ratio (2.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.