Home / 194,218.26-268,026.21-109,338.36

Finding the Fourth Proportional to 194,218.26, 268,026.21 and 109,338.36

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Solution

The fourth proportional to 194,218.26, 268,026.21 and 109,338.36 is: 150,889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,218.26 : 268,026.21 = 109,338.36 : x
  2. Step 2: Convert to fraction form
    194,218.26/268,026.21 = 109,338.36/x
  3. Step 3: Cross multiply
    194,218.26x = 268,026.21 × 109,338.36
  4. Step 4: Simplify right side
    194,218.26x = 29,305,546,238.42
  5. Step 5: Solve for x
    x = 29,305,546,238.42/194,218.26
  6. Step 6: Final answer
    x = 150,889.76

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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.