Home / 68,067.89-102,114.82-25,944.45

Finding the Fourth Proportional to 68,067.89, 102,114.82 and 25,944.45

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Solution

The fourth proportional to 68,067.89, 102,114.82 and 25,944.45 is: 38,921.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,067.89 : 102,114.82 = 25,944.45 : x
  2. Step 2: Convert to fraction form
    68,067.89/102,114.82 = 25,944.45/x
  3. Step 3: Cross multiply
    68,067.89x = 102,114.82 × 25,944.45
  4. Step 4: Simplify right side
    68,067.89x = 2,649,313,102.13
  5. Step 5: Solve for x
    x = 2,649,313,102.13/68,067.89
  6. Step 6: Final answer
    x = 38,921.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.