Home / 194,380.16-268,243.45-109,524.56

Finding the Fourth Proportional to 194,380.16, 268,243.45 and 109,524.56

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Solution

The fourth proportional to 194,380.16, 268,243.45 and 109,524.56 is: 151,143.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,380.16 : 268,243.45 = 109,524.56 : x
  2. Step 2: Convert to fraction form
    194,380.16/268,243.45 = 109,524.56/x
  3. Step 3: Cross multiply
    194,380.16x = 268,243.45 × 109,524.56
  4. Step 4: Simplify right side
    194,380.16x = 29,379,244,219.10
  5. Step 5: Solve for x
    x = 29,379,244,219.10/194,380.16
  6. Step 6: Final answer
    x = 151,143.23

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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.