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Finding the Third Proportional to 38,882 and 85,153

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Solution

The third proportional to 38,882 and 85,153 is: 186,488.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,882 : 85,153 = 85,153 : x
  2. Step 2: Convert to fraction form
    38,882/85,153 = 85,153/x
  3. Step 3: Cross multiply
    38,882x = 85,153 × 85,153
  4. Step 4: Simplify right side
    38,882x = 7,251,033,409
  5. Step 5: Solve for x
    x = 7,251,033,409/38,882
  6. Step 6: Final answer
    x = 186,488.18

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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.