Home / 194,458.56-268,343.19-109,581.09

Finding the Fourth Proportional to 194,458.56, 268,343.19 and 109,581.09

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Solution

The fourth proportional to 194,458.56, 268,343.19 and 109,581.09 is: 151,216.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,458.56 : 268,343.19 = 109,581.09 : x
  2. Step 2: Convert to fraction form
    194,458.56/268,343.19 = 109,581.09/x
  3. Step 3: Cross multiply
    194,458.56x = 268,343.19 × 109,581.09
  4. Step 4: Simplify right side
    194,458.56x = 29,405,339,254.28
  5. Step 5: Solve for x
    x = 29,405,339,254.28/194,458.56
  6. Step 6: Final answer
    x = 151,216.48

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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.