Home / 264,770.20-396,248.10-159,664.60

Finding the Fourth Proportional to 264,770.20, 396,248.10 and 159,664.60

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Solution

The fourth proportional to 264,770.20, 396,248.10 and 159,664.60 is: 238,949.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,770.20 : 396,248.10 = 159,664.60 : x
  2. Step 2: Convert to fraction form
    264,770.20/396,248.10 = 159,664.60/x
  3. Step 3: Cross multiply
    264,770.20x = 396,248.10 × 159,664.60
  4. Step 4: Simplify right side
    264,770.20x = 63,266,794,387.26
  5. Step 5: Solve for x
    x = 63,266,794,387.26/264,770.20
  6. Step 6: Final answer
    x = 238,949.83

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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.