Home / 113,198.22-169,575.45-65,713.73

Finding the Fourth Proportional to 113,198.22, 169,575.45 and 65,713.73

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Solution

The fourth proportional to 113,198.22, 169,575.45 and 65,713.73 is: 98,441.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,198.22 : 169,575.45 = 65,713.73 : x
  2. Step 2: Convert to fraction form
    113,198.22/169,575.45 = 65,713.73/x
  3. Step 3: Cross multiply
    113,198.22x = 169,575.45 × 65,713.73
  4. Step 4: Simplify right side
    113,198.22x = 11,143,435,335.93
  5. Step 5: Solve for x
    x = 11,143,435,335.93/113,198.22
  6. Step 6: Final answer
    x = 98,441.79

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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.