Home / 179,252.80-268,555.20-104,311.60

Finding the Fourth Proportional to 179,252.80, 268,555.20 and 104,311.60

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Solution

The fourth proportional to 179,252.80, 268,555.20 and 104,311.60 is: 156,278.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,252.80 : 268,555.20 = 104,311.60 : x
  2. Step 2: Convert to fraction form
    179,252.80/268,555.20 = 104,311.60/x
  3. Step 3: Cross multiply
    179,252.80x = 268,555.20 × 104,311.60
  4. Step 4: Simplify right side
    179,252.80x = 28,013,422,600.32
  5. Step 5: Solve for x
    x = 28,013,422,600.32/179,252.80
  6. Step 6: Final answer
    x = 156,278.86

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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.