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Finding the Third Proportional to 20,141 and 36,955

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Solution

The third proportional to 20,141 and 36,955 is: 67,805.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,141 : 36,955 = 36,955 : x
  2. Step 2: Convert to fraction form
    20,141/36,955 = 36,955/x
  3. Step 3: Cross multiply
    20,141x = 36,955 × 36,955
  4. Step 4: Simplify right side
    20,141x = 1,365,672,025
  5. Step 5: Solve for x
    x = 1,365,672,025/20,141
  6. Step 6: Final answer
    x = 67,805.57

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Why These Related Problems?

These problems maintain the same ratio (1.83) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.