Home / 113,843.75-170,773.82-43,723.06

Finding the Fourth Proportional to 113,843.75, 170,773.82 and 43,723.06

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Solution

The fourth proportional to 113,843.75, 170,773.82 and 43,723.06 is: 65,587.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,843.75 : 170,773.82 = 43,723.06 : x
  2. Step 2: Convert to fraction form
    113,843.75/170,773.82 = 43,723.06/x
  3. Step 3: Cross multiply
    113,843.75x = 170,773.82 × 43,723.06
  4. Step 4: Simplify right side
    113,843.75x = 7,466,752,905.80
  5. Step 5: Solve for x
    x = 7,466,752,905.80/113,843.75
  6. Step 6: Final answer
    x = 65,587.73

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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.