Home / 194,632.80-268,589.66-109,749.92

Finding the Fourth Proportional to 194,632.80, 268,589.66 and 109,749.92

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Solution

The fourth proportional to 194,632.80, 268,589.66 and 109,749.92 is: 151,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,632.80 : 268,589.66 = 109,749.92 : x
  2. Step 2: Convert to fraction form
    194,632.80/268,589.66 = 109,749.92/x
  3. Step 3: Cross multiply
    194,632.80x = 268,589.66 × 109,749.92
  4. Step 4: Simplify right side
    194,632.80x = 29,477,693,697.83
  5. Step 5: Solve for x
    x = 29,477,693,697.83/194,632.80
  6. Step 6: Final answer
    x = 151,452.86

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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.