Home / 194,286.24-268,120.26-109,406.34

Finding the Fourth Proportional to 194,286.24, 268,120.26 and 109,406.34

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Solution

The fourth proportional to 194,286.24, 268,120.26 and 109,406.34 is: 150,983.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,286.24 : 268,120.26 = 109,406.34 : x
  2. Step 2: Convert to fraction form
    194,286.24/268,120.26 = 109,406.34/x
  3. Step 3: Cross multiply
    194,286.24x = 268,120.26 × 109,406.34
  4. Step 4: Simplify right side
    194,286.24x = 29,334,056,326.45
  5. Step 5: Solve for x
    x = 29,334,056,326.45/194,286.24
  6. Step 6: Final answer
    x = 150,983.70

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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.