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Finding the Third Proportional to 38,223 and 81,677.25

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Solution

The third proportional to 38,223 and 81,677.25 is: 174,532.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,223 : 81,677.25 = 81,677.25 : x
  2. Step 2: Convert to fraction form
    38,223/81,677.25 = 81,677.25/x
  3. Step 3: Cross multiply
    38,223x = 81,677.25 × 81,677.25
  4. Step 4: Simplify right side
    38,223x = 6,671,173,167.56
  5. Step 5: Solve for x
    x = 6,671,173,167.56/38,223
  6. Step 6: Final answer
    x = 174,532.96

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.