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Finding the Third Proportional to 32,813 and 71,983

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Solution

The third proportional to 32,813 and 71,983 is: 157,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,813 : 71,983 = 71,983 : x
  2. Step 2: Convert to fraction form
    32,813/71,983 = 71,983/x
  3. Step 3: Cross multiply
    32,813x = 71,983 × 71,983
  4. Step 4: Simplify right side
    32,813x = 5,181,552,289
  5. Step 5: Solve for x
    x = 5,181,552,289/32,813
  6. Step 6: Final answer
    x = 157,911.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.