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Finding the Third Proportional to 74,035 and 117,749

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Solution

The third proportional to 74,035 and 117,749 is: 187,273.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,035 : 117,749 = 117,749 : x
  2. Step 2: Convert to fraction form
    74,035/117,749 = 117,749/x
  3. Step 3: Cross multiply
    74,035x = 117,749 × 117,749
  4. Step 4: Simplify right side
    74,035x = 13,864,827,001
  5. Step 5: Solve for x
    x = 13,864,827,001/74,035
  6. Step 6: Final answer
    x = 187,273.95

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.