Home / 204,371.25-306,558.54-71,251.26

Finding the Fourth Proportional to 204,371.25, 306,558.54 and 71,251.26

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Solution

The fourth proportional to 204,371.25, 306,558.54 and 71,251.26 is: 106,877.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,371.25 : 306,558.54 = 71,251.26 : x
  2. Step 2: Convert to fraction form
    204,371.25/306,558.54 = 71,251.26/x
  3. Step 3: Cross multiply
    204,371.25x = 306,558.54 × 71,251.26
  4. Step 4: Simplify right side
    204,371.25x = 21,842,682,238.76
  5. Step 5: Solve for x
    x = 21,842,682,238.76/204,371.25
  6. Step 6: Final answer
    x = 106,877.47

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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.