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Finding the Third Proportional to 84,940.60 and 119,068.69

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Solution

The third proportional to 84,940.60 and 119,068.69 is: 166,909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,940.60 : 119,068.69 = 119,068.69 : x
  2. Step 2: Convert to fraction form
    84,940.60/119,068.69 = 119,068.69/x
  3. Step 3: Cross multiply
    84,940.60x = 119,068.69 × 119,068.69
  4. Step 4: Simplify right side
    84,940.60x = 14,177,354,087.14
  5. Step 5: Solve for x
    x = 14,177,354,087.14/84,940.60
  6. Step 6: Final answer
    x = 166,909.04

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.