Home / 202,481.97-279,424.04-111,844.18

Finding the Fourth Proportional to 202,481.97, 279,424.04 and 111,844.18

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Solution

The fourth proportional to 202,481.97, 279,424.04 and 111,844.18 is: 154,344.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,481.97 : 279,424.04 = 111,844.18 : x
  2. Step 2: Convert to fraction form
    202,481.97/279,424.04 = 111,844.18/x
  3. Step 3: Cross multiply
    202,481.97x = 279,424.04 × 111,844.18
  4. Step 4: Simplify right side
    202,481.97x = 31,251,952,626.09
  5. Step 5: Solve for x
    x = 31,251,952,626.09/202,481.97
  6. Step 6: Final answer
    x = 154,344.37

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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.