Home / 234,776.20-351,624.30-192,785.80

Finding the Fourth Proportional to 234,776.20, 351,624.30 and 192,785.80

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Solution

The fourth proportional to 234,776.20, 351,624.30 and 192,785.80 is: 288,735.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,776.20 : 351,624.30 = 192,785.80 : x
  2. Step 2: Convert to fraction form
    234,776.20/351,624.30 = 192,785.80/x
  3. Step 3: Cross multiply
    234,776.20x = 351,624.30 × 192,785.80
  4. Step 4: Simplify right side
    234,776.20x = 67,788,171,974.94
  5. Step 5: Solve for x
    x = 67,788,171,974.94/234,776.20
  6. Step 6: Final answer
    x = 288,735.28

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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.