Home / 204,429.66-306,396.36-109,426.38

Finding the Fourth Proportional to 204,429.66, 306,396.36 and 109,426.38

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Solution

The fourth proportional to 204,429.66, 306,396.36 and 109,426.38 is: 164,006.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,429.66 : 306,396.36 = 109,426.38 : x
  2. Step 2: Convert to fraction form
    204,429.66/306,396.36 = 109,426.38/x
  3. Step 3: Cross multiply
    204,429.66x = 306,396.36 × 109,426.38
  4. Step 4: Simplify right side
    204,429.66x = 33,527,844,519.98
  5. Step 5: Solve for x
    x = 33,527,844,519.98/204,429.66
  6. Step 6: Final answer
    x = 164,006.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.