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Finding the Third Proportional to 84,385.13 and 118,685.25

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Solution

The third proportional to 84,385.13 and 118,685.25 is: 166,927.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,385.13 : 118,685.25 = 118,685.25 : x
  2. Step 2: Convert to fraction form
    84,385.13/118,685.25 = 118,685.25/x
  3. Step 3: Cross multiply
    84,385.13x = 118,685.25 × 118,685.25
  4. Step 4: Simplify right side
    84,385.13x = 14,086,188,567.56
  5. Step 5: Solve for x
    x = 14,086,188,567.56/84,385.13
  6. Step 6: Final answer
    x = 166,927.39

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.