Home / 200,179.28-276,220.19-119,589.75

Finding the Fourth Proportional to 200,179.28, 276,220.19 and 119,589.75

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Solution

The fourth proportional to 200,179.28, 276,220.19 and 119,589.75 is: 165,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,179.28 : 276,220.19 = 119,589.75 : x
  2. Step 2: Convert to fraction form
    200,179.28/276,220.19 = 119,589.75/x
  3. Step 3: Cross multiply
    200,179.28x = 276,220.19 × 119,589.75
  4. Step 4: Simplify right side
    200,179.28x = 33,033,103,766.03
  5. Step 5: Solve for x
    x = 33,033,103,766.03/200,179.28
  6. Step 6: Final answer
    x = 165,017.59

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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.