Home / 200,359.38-276,495.94-115,481.91

Finding the Fourth Proportional to 200,359.38, 276,495.94 and 115,481.91

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Solution

The fourth proportional to 200,359.38, 276,495.94 and 115,481.91 is: 159,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,359.38 : 276,495.94 = 115,481.91 : x
  2. Step 2: Convert to fraction form
    200,359.38/276,495.94 = 115,481.91/x
  3. Step 3: Cross multiply
    200,359.38x = 276,495.94 × 115,481.91
  4. Step 4: Simplify right side
    200,359.38x = 31,930,279,258.45
  5. Step 5: Solve for x
    x = 31,930,279,258.45/200,359.38
  6. Step 6: Final answer
    x = 159,365.03

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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.