Home / 203,568.30-280,882.18-117,525.79

Finding the Fourth Proportional to 203,568.30, 280,882.18 and 117,525.79

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Solution

The fourth proportional to 203,568.30, 280,882.18 and 117,525.79 is: 162,161.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,568.30 : 280,882.18 = 117,525.79 : x
  2. Step 2: Convert to fraction form
    203,568.30/280,882.18 = 117,525.79/x
  3. Step 3: Cross multiply
    203,568.30x = 280,882.18 × 117,525.79
  4. Step 4: Simplify right side
    203,568.30x = 33,010,899,105.40
  5. Step 5: Solve for x
    x = 33,010,899,105.40/203,568.30
  6. Step 6: Final answer
    x = 162,161.29

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1.5x scale

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.