Home / 204,027.82-306,011.49-109,141.18

Finding the Fourth Proportional to 204,027.82, 306,011.49 and 109,141.18

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Solution

The fourth proportional to 204,027.82, 306,011.49 and 109,141.18 is: 163,695.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,027.82 : 306,011.49 = 109,141.18 : x
  2. Step 2: Convert to fraction form
    204,027.82/306,011.49 = 109,141.18/x
  3. Step 3: Cross multiply
    204,027.82x = 306,011.49 × 109,141.18
  4. Step 4: Simplify right side
    204,027.82x = 33,398,455,112.16
  5. Step 5: Solve for x
    x = 33,398,455,112.16/204,027.82
  6. Step 6: Final answer
    x = 163,695.59

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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.