Home / 194,352.78-268,205.67-109,497.18

Finding the Fourth Proportional to 194,352.78, 268,205.67 and 109,497.18

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Solution

The fourth proportional to 194,352.78, 268,205.67 and 109,497.18 is: 151,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,352.78 : 268,205.67 = 109,497.18 : x
  2. Step 2: Convert to fraction form
    194,352.78/268,205.67 = 109,497.18/x
  3. Step 3: Cross multiply
    194,352.78x = 268,205.67 × 109,497.18
  4. Step 4: Simplify right side
    194,352.78x = 29,367,764,525.01
  5. Step 5: Solve for x
    x = 29,367,764,525.01/194,352.78
  6. Step 6: Final answer
    x = 151,105.45

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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.