Home / 161,093.52-222,231.92-113,373.36

Finding the Fourth Proportional to 161,093.52, 222,231.92 and 113,373.36

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Solution

The fourth proportional to 161,093.52, 222,231.92 and 113,373.36 is: 156,400.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,093.52 : 222,231.92 = 113,373.36 : x
  2. Step 2: Convert to fraction form
    161,093.52/222,231.92 = 113,373.36/x
  3. Step 3: Cross multiply
    161,093.52x = 222,231.92 × 113,373.36
  4. Step 4: Simplify right side
    161,093.52x = 25,195,179,469.65
  5. Step 5: Solve for x
    x = 25,195,179,469.65/161,093.52
  6. Step 6: Final answer
    x = 156,400.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.