Home / 194,384.68-268,245.78-109,496.68

Finding the Fourth Proportional to 194,384.68, 268,245.78 and 109,496.68

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Solution

The fourth proportional to 194,384.68, 268,245.78 and 109,496.68 is: 151,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,384.68 : 268,245.78 = 109,496.68 : x
  2. Step 2: Convert to fraction form
    194,384.68/268,245.78 = 109,496.68/x
  3. Step 3: Cross multiply
    194,384.68x = 268,245.78 × 109,496.68
  4. Step 4: Simplify right side
    194,384.68x = 29,372,022,334.01
  5. Step 5: Solve for x
    x = 29,372,022,334.01/194,384.68
  6. Step 6: Final answer
    x = 151,102.56

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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.