Home / 229,719.20-344,578.58-71,959.96

Finding the Fourth Proportional to 229,719.20, 344,578.58 and 71,959.96

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Solution

The fourth proportional to 229,719.20, 344,578.58 and 71,959.96 is: 107,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,719.20 : 344,578.58 = 71,959.96 : x
  2. Step 2: Convert to fraction form
    229,719.20/344,578.58 = 71,959.96/x
  3. Step 3: Cross multiply
    229,719.20x = 344,578.58 × 71,959.96
  4. Step 4: Simplify right side
    229,719.20x = 24,795,860,833.66
  5. Step 5: Solve for x
    x = 24,795,860,833.66/229,719.20
  6. Step 6: Final answer
    x = 107,939.87

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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.