Home / 200,224.73-276,306.41-109,578.86

Finding the Fourth Proportional to 200,224.73, 276,306.41 and 109,578.86

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Solution

The fourth proportional to 200,224.73, 276,306.41 and 109,578.86 is: 151,216.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,224.73 : 276,306.41 = 109,578.86 : x
  2. Step 2: Convert to fraction form
    200,224.73/276,306.41 = 109,578.86/x
  3. Step 3: Cross multiply
    200,224.73x = 276,306.41 × 109,578.86
  4. Step 4: Simplify right side
    200,224.73x = 30,277,340,730.68
  5. Step 5: Solve for x
    x = 30,277,340,730.68/200,224.73
  6. Step 6: Final answer
    x = 151,216.79

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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.