Home / 204,142.17-306,263.46-71,023.56

Finding the Fourth Proportional to 204,142.17, 306,263.46 and 71,023.56

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Solution

The fourth proportional to 204,142.17, 306,263.46 and 71,023.56 is: 106,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,142.17 : 306,263.46 = 71,023.56 : x
  2. Step 2: Convert to fraction form
    204,142.17/306,263.46 = 71,023.56/x
  3. Step 3: Cross multiply
    204,142.17x = 306,263.46 × 71,023.56
  4. Step 4: Simplify right side
    204,142.17x = 21,751,921,227.12
  5. Step 5: Solve for x
    x = 21,751,921,227.12/204,142.17
  6. Step 6: Final answer
    x = 106,552.81

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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.