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Finding the Third Proportional to 104,069.25 and 138,354.75

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Solution

The third proportional to 104,069.25 and 138,354.75 is: 183,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,069.25 : 138,354.75 = 138,354.75 : x
  2. Step 2: Convert to fraction form
    104,069.25/138,354.75 = 138,354.75/x
  3. Step 3: Cross multiply
    104,069.25x = 138,354.75 × 138,354.75
  4. Step 4: Simplify right side
    104,069.25x = 19,142,036,847.56
  5. Step 5: Solve for x
    x = 19,142,036,847.56/104,069.25
  6. Step 6: Final answer
    x = 183,935.57

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.