Home / 237,414.20-356,121.30-71,202.20

Finding the Fourth Proportional to 237,414.20, 356,121.30 and 71,202.20

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Solution

The fourth proportional to 237,414.20, 356,121.30 and 71,202.20 is: 106,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,414.20 : 356,121.30 = 71,202.20 : x
  2. Step 2: Convert to fraction form
    237,414.20/356,121.30 = 71,202.20/x
  3. Step 3: Cross multiply
    237,414.20x = 356,121.30 × 71,202.20
  4. Step 4: Simplify right side
    237,414.20x = 25,356,620,026.86
  5. Step 5: Solve for x
    x = 25,356,620,026.86/237,414.20
  6. Step 6: Final answer
    x = 106,803.30

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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.