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Finding the Third Proportional to 38,137 and 82,318.50

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Solution

The third proportional to 38,137 and 82,318.50 is: 177,684.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,137 : 82,318.50 = 82,318.50 : x
  2. Step 2: Convert to fraction form
    38,137/82,318.50 = 82,318.50/x
  3. Step 3: Cross multiply
    38,137x = 82,318.50 × 82,318.50
  4. Step 4: Simplify right side
    38,137x = 6,776,335,442.25
  5. Step 5: Solve for x
    x = 6,776,335,442.25/38,137
  6. Step 6: Final answer
    x = 177,684.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.