Home / 263,040.57-363,018.11-161,065.53

Finding the Fourth Proportional to 263,040.57, 363,018.11 and 161,065.53

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Solution

The fourth proportional to 263,040.57, 363,018.11 and 161,065.53 is: 222,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,040.57 : 363,018.11 = 161,065.53 : x
  2. Step 2: Convert to fraction form
    263,040.57/363,018.11 = 161,065.53/x
  3. Step 3: Cross multiply
    263,040.57x = 363,018.11 × 161,065.53
  4. Step 4: Simplify right side
    263,040.57x = 58,469,703,481.42
  5. Step 5: Solve for x
    x = 58,469,703,481.42/263,040.57
  6. Step 6: Final answer
    x = 222,283.97

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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.