Home / 194,004.86-267,723.96-109,121.72

Finding the Fourth Proportional to 194,004.86, 267,723.96 and 109,121.72

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Solution

The fourth proportional to 194,004.86, 267,723.96 and 109,121.72 is: 150,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,004.86 : 267,723.96 = 109,121.72 : x
  2. Step 2: Convert to fraction form
    194,004.86/267,723.96 = 109,121.72/x
  3. Step 3: Cross multiply
    194,004.86x = 267,723.96 × 109,121.72
  4. Step 4: Simplify right side
    194,004.86x = 29,214,498,665.76
  5. Step 5: Solve for x
    x = 29,214,498,665.76/194,004.86
  6. Step 6: Final answer
    x = 150,586.43

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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.