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Finding the Third Proportional to 13,673 and 20,125.50

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Solution

The third proportional to 13,673 and 20,125.50 is: 29,623.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673 : 20,125.50 = 20,125.50 : x
  2. Step 2: Convert to fraction form
    13,673/20,125.50 = 20,125.50/x
  3. Step 3: Cross multiply
    13,673x = 20,125.50 × 20,125.50
  4. Step 4: Simplify right side
    13,673x = 405,035,750.25
  5. Step 5: Solve for x
    x = 405,035,750.25/13,673
  6. Step 6: Final answer
    x = 29,623.03

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.