Home / 331,427.12-496,214.22-179,078.36

Finding the Fourth Proportional to 331,427.12, 496,214.22 and 179,078.36

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Solution

The fourth proportional to 331,427.12, 496,214.22 and 179,078.36 is: 268,116.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,427.12 : 496,214.22 = 179,078.36 : x
  2. Step 2: Convert to fraction form
    331,427.12/496,214.22 = 179,078.36/x
  3. Step 3: Cross multiply
    331,427.12x = 496,214.22 × 179,078.36
  4. Step 4: Simplify right side
    331,427.12x = 88,861,228,726.28
  5. Step 5: Solve for x
    x = 88,861,228,726.28/331,427.12
  6. Step 6: Final answer
    x = 268,116.95

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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.