Home / 194,601.78-268,544.37-109,717.62

Finding the Fourth Proportional to 194,601.78, 268,544.37 and 109,717.62

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Solution

The fourth proportional to 194,601.78, 268,544.37 and 109,717.62 is: 151,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,601.78 : 268,544.37 = 109,717.62 : x
  2. Step 2: Convert to fraction form
    194,601.78/268,544.37 = 109,717.62/x
  3. Step 3: Cross multiply
    194,601.78x = 268,544.37 × 109,717.62
  4. Step 4: Simplify right side
    194,601.78x = 29,464,049,140.80
  5. Step 5: Solve for x
    x = 29,464,049,140.80/194,601.78
  6. Step 6: Final answer
    x = 151,406.88

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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.