Home / 217,040.20-325,949.10-157,942.60

Finding the Fourth Proportional to 217,040.20, 325,949.10 and 157,942.60

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Solution

The fourth proportional to 217,040.20, 325,949.10 and 157,942.60 is: 237,196.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,040.20 : 325,949.10 = 157,942.60 : x
  2. Step 2: Convert to fraction form
    217,040.20/325,949.10 = 157,942.60/x
  3. Step 3: Cross multiply
    217,040.20x = 325,949.10 × 157,942.60
  4. Step 4: Simplify right side
    217,040.20x = 51,481,248,321.66
  5. Step 5: Solve for x
    x = 51,481,248,321.66/217,040.20
  6. Step 6: Final answer
    x = 237,196.83

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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.