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Finding the Third Proportional to 75,422.06 and 111,828.56

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Solution

The third proportional to 75,422.06 and 111,828.56 is: 165,808.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,422.06 : 111,828.56 = 111,828.56 : x
  2. Step 2: Convert to fraction form
    75,422.06/111,828.56 = 111,828.56/x
  3. Step 3: Cross multiply
    75,422.06x = 111,828.56 × 111,828.56
  4. Step 4: Simplify right side
    75,422.06x = 12,505,627,390.82
  5. Step 5: Solve for x
    x = 12,505,627,390.82/75,422.06
  6. Step 6: Final answer
    x = 165,808.61

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These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.