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Finding the Third Proportional to 20,099 and 30,083

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Solution

The third proportional to 20,099 and 30,083 is: 45,026.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,099 : 30,083 = 30,083 : x
  2. Step 2: Convert to fraction form
    20,099/30,083 = 30,083/x
  3. Step 3: Cross multiply
    20,099x = 30,083 × 30,083
  4. Step 4: Simplify right side
    20,099x = 904,986,889
  5. Step 5: Solve for x
    x = 904,986,889/20,099
  6. Step 6: Final answer
    x = 45,026.46

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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.