Home / 311,982.30-468,025.19-109,525.86

Finding the Fourth Proportional to 311,982.30, 468,025.19 and 109,525.86

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Solution

The fourth proportional to 311,982.30, 468,025.19 and 109,525.86 is: 164,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,982.30 : 468,025.19 = 109,525.86 : x
  2. Step 2: Convert to fraction form
    311,982.30/468,025.19 = 109,525.86/x
  3. Step 3: Cross multiply
    311,982.30x = 468,025.19 × 109,525.86
  4. Step 4: Simplify right side
    311,982.30x = 51,260,860,294.80
  5. Step 5: Solve for x
    x = 51,260,860,294.80/311,982.30
  6. Step 6: Final answer
    x = 164,306.95

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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.