Home / 200,257.53-276,355.49-109,613.97

Finding the Fourth Proportional to 200,257.53, 276,355.49 and 109,613.97

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Solution

The fourth proportional to 200,257.53, 276,355.49 and 109,613.97 is: 151,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,257.53 : 276,355.49 = 109,613.97 : x
  2. Step 2: Convert to fraction form
    200,257.53/276,355.49 = 109,613.97/x
  3. Step 3: Cross multiply
    200,257.53x = 276,355.49 × 109,613.97
  4. Step 4: Simplify right side
    200,257.53x = 30,292,422,390.20
  5. Step 5: Solve for x
    x = 30,292,422,390.20/200,257.53
  6. Step 6: Final answer
    x = 151,267.33

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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.