Home / 194,565.05-268,499.75-109,682.11

Finding the Fourth Proportional to 194,565.05, 268,499.75 and 109,682.11

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Solution

The fourth proportional to 194,565.05, 268,499.75 and 109,682.11 is: 151,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,565.05 : 268,499.75 = 109,682.11 : x
  2. Step 2: Convert to fraction form
    194,565.05/268,499.75 = 109,682.11/x
  3. Step 3: Cross multiply
    194,565.05x = 268,499.75 × 109,682.11
  4. Step 4: Simplify right side
    194,565.05x = 29,449,618,717.43
  5. Step 5: Solve for x
    x = 29,449,618,717.43/194,565.05
  6. Step 6: Final answer
    x = 151,361.30

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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.