Home / 202,949.16-280,099.56-116,891.61

Finding the Fourth Proportional to 202,949.16, 280,099.56 and 116,891.61

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Solution

The fourth proportional to 202,949.16, 280,099.56 and 116,891.61 is: 161,327.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,949.16 : 280,099.56 = 116,891.61 : x
  2. Step 2: Convert to fraction form
    202,949.16/280,099.56 = 116,891.61/x
  3. Step 3: Cross multiply
    202,949.16x = 280,099.56 × 116,891.61
  4. Step 4: Simplify right side
    202,949.16x = 32,741,288,528.69
  5. Step 5: Solve for x
    x = 32,741,288,528.69/202,949.16
  6. Step 6: Final answer
    x = 161,327.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.