Home / 194,401.78-268,273.26-109,546.18

Finding the Fourth Proportional to 194,401.78, 268,273.26 and 109,546.18

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Solution

The fourth proportional to 194,401.78, 268,273.26 and 109,546.18 is: 151,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,401.78 : 268,273.26 = 109,546.18 : x
  2. Step 2: Convert to fraction form
    194,401.78/268,273.26 = 109,546.18/x
  3. Step 3: Cross multiply
    194,401.78x = 268,273.26 × 109,546.18
  4. Step 4: Simplify right side
    194,401.78x = 29,388,310,829.15
  5. Step 5: Solve for x
    x = 29,388,310,829.15/194,401.78
  6. Step 6: Final answer
    x = 151,173.05

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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.