Home / 194,694.84-268,685.10-109,813.32

Finding the Fourth Proportional to 194,694.84, 268,685.10 and 109,813.32

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Solution

The fourth proportional to 194,694.84, 268,685.10 and 109,813.32 is: 151,545.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,694.84 : 268,685.10 = 109,813.32 : x
  2. Step 2: Convert to fraction form
    194,694.84/268,685.10 = 109,813.32/x
  3. Step 3: Cross multiply
    194,694.84x = 268,685.10 × 109,813.32
  4. Step 4: Simplify right side
    194,694.84x = 29,505,202,865.53
  5. Step 5: Solve for x
    x = 29,505,202,865.53/194,694.84
  6. Step 6: Final answer
    x = 151,545.89

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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.