Home / 200,224.59-276,306.24-109,578.75

Finding the Fourth Proportional to 200,224.59, 276,306.24 and 109,578.75

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Solution

The fourth proportional to 200,224.59, 276,306.24 and 109,578.75 is: 151,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,224.59 : 276,306.24 = 109,578.75 : x
  2. Step 2: Convert to fraction form
    200,224.59/276,306.24 = 109,578.75/x
  3. Step 3: Cross multiply
    200,224.59x = 276,306.24 × 109,578.75
  4. Step 4: Simplify right side
    200,224.59x = 30,277,292,396.40
  5. Step 5: Solve for x
    x = 30,277,292,396.40/200,224.59
  6. Step 6: Final answer
    x = 151,216.65

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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.