Home / 194,611.84-268,564.38-109,728.92

Finding the Fourth Proportional to 194,611.84, 268,564.38 and 109,728.92

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Solution

The fourth proportional to 194,611.84, 268,564.38 and 109,728.92 is: 151,425.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,611.84 : 268,564.38 = 109,728.92 : x
  2. Step 2: Convert to fraction form
    194,611.84/268,564.38 = 109,728.92/x
  3. Step 3: Cross multiply
    194,611.84x = 268,564.38 × 109,728.92
  4. Step 4: Simplify right side
    194,611.84x = 29,469,279,367.87
  5. Step 5: Solve for x
    x = 29,469,279,367.87/194,611.84
  6. Step 6: Final answer
    x = 151,425.93

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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.