Home / 361,983.30-543,234.15-151,772.10

Finding the Fourth Proportional to 361,983.30, 543,234.15 and 151,772.10

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Solution

The fourth proportional to 361,983.30, 543,234.15 and 151,772.10 is: 227,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,983.30 : 543,234.15 = 151,772.10 : x
  2. Step 2: Convert to fraction form
    361,983.30/543,234.15 = 151,772.10/x
  3. Step 3: Cross multiply
    361,983.30x = 543,234.15 × 151,772.10
  4. Step 4: Simplify right side
    361,983.30x = 82,447,787,737.22
  5. Step 5: Solve for x
    x = 82,447,787,737.22/361,983.30
  6. Step 6: Final answer
    x = 227,766.83

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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.