Home / 200,366.20-276,505.82-109,728.10

Finding the Fourth Proportional to 200,366.20, 276,505.82 and 109,728.10

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Solution

The fourth proportional to 200,366.20, 276,505.82 and 109,728.10 is: 151,425.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,366.20 : 276,505.82 = 109,728.10 : x
  2. Step 2: Convert to fraction form
    200,366.20/276,505.82 = 109,728.10/x
  3. Step 3: Cross multiply
    200,366.20x = 276,505.82 × 109,728.10
  4. Step 4: Simplify right side
    200,366.20x = 30,340,458,267.54
  5. Step 5: Solve for x
    x = 30,340,458,267.54/200,366.20
  6. Step 6: Final answer
    x = 151,425.03

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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.