Home / 194,650.66-268,634.30-109,784.12

Finding the Fourth Proportional to 194,650.66, 268,634.30 and 109,784.12

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Solution

The fourth proportional to 194,650.66, 268,634.30 and 109,784.12 is: 151,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,650.66 : 268,634.30 = 109,784.12 : x
  2. Step 2: Convert to fraction form
    194,650.66/268,634.30 = 109,784.12/x
  3. Step 3: Cross multiply
    194,650.66x = 268,634.30 × 109,784.12
  4. Step 4: Simplify right side
    194,650.66x = 29,491,780,227.32
  5. Step 5: Solve for x
    x = 29,491,780,227.32/194,650.66
  6. Step 6: Final answer
    x = 151,511.33

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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.