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Finding the Third Proportional to 137,841.75 and 161,048.25

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Solution

The third proportional to 137,841.75 and 161,048.25 is: 188,161.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,841.75 : 161,048.25 = 161,048.25 : x
  2. Step 2: Convert to fraction form
    137,841.75/161,048.25 = 161,048.25/x
  3. Step 3: Cross multiply
    137,841.75x = 161,048.25 × 161,048.25
  4. Step 4: Simplify right side
    137,841.75x = 25,936,538,828.06
  5. Step 5: Solve for x
    x = 25,936,538,828.06/137,841.75
  6. Step 6: Final answer
    x = 188,161.71

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.