Home / 194,329.41-268,178.09-109,449.51

Finding the Fourth Proportional to 194,329.41, 268,178.09 and 109,449.51

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Solution

The fourth proportional to 194,329.41, 268,178.09 and 109,449.51 is: 151,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,329.41 : 268,178.09 = 109,449.51 : x
  2. Step 2: Convert to fraction form
    194,329.41/268,178.09 = 109,449.51/x
  3. Step 3: Cross multiply
    194,329.41x = 268,178.09 × 109,449.51
  4. Step 4: Simplify right side
    194,329.41x = 29,351,959,995.99
  5. Step 5: Solve for x
    x = 29,351,959,995.99/194,329.41
  6. Step 6: Final answer
    x = 151,042.29

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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.