Home / 194,616.27-268,578.18-109,731.51

Finding the Fourth Proportional to 194,616.27, 268,578.18 and 109,731.51

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Solution

The fourth proportional to 194,616.27, 268,578.18 and 109,731.51 is: 151,433.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,616.27 : 268,578.18 = 109,731.51 : x
  2. Step 2: Convert to fraction form
    194,616.27/268,578.18 = 109,731.51/x
  3. Step 3: Cross multiply
    194,616.27x = 268,578.18 × 109,731.51
  4. Step 4: Simplify right side
    194,616.27x = 29,471,489,244.45
  5. Step 5: Solve for x
    x = 29,471,489,244.45/194,616.27
  6. Step 6: Final answer
    x = 151,433.84

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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.