Home / 179,921.20-269,752.20-101,059.60

Finding the Fourth Proportional to 179,921.20, 269,752.20 and 101,059.60

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Solution

The fourth proportional to 179,921.20, 269,752.20 and 101,059.60 is: 151,516.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,921.20 : 269,752.20 = 101,059.60 : x
  2. Step 2: Convert to fraction form
    179,921.20/269,752.20 = 101,059.60/x
  3. Step 3: Cross multiply
    179,921.20x = 269,752.20 × 101,059.60
  4. Step 4: Simplify right side
    179,921.20x = 27,261,049,431.12
  5. Step 5: Solve for x
    x = 27,261,049,431.12/179,921.20
  6. Step 6: Final answer
    x = 151,516.61

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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.