Home / 204,141.82-306,274.99-104,372.05

Finding the Fourth Proportional to 204,141.82, 306,274.99 and 104,372.05

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Solution

The fourth proportional to 204,141.82, 306,274.99 and 104,372.05 is: 156,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,141.82 : 306,274.99 = 104,372.05 : x
  2. Step 2: Convert to fraction form
    204,141.82/306,274.99 = 104,372.05/x
  3. Step 3: Cross multiply
    204,141.82x = 306,274.99 × 104,372.05
  4. Step 4: Simplify right side
    204,141.82x = 31,966,548,570.03
  5. Step 5: Solve for x
    x = 31,966,548,570.03/204,141.82
  6. Step 6: Final answer
    x = 156,589.91

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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.