Home / 49,856.73-68,662.31-48,768.09

Finding the Fourth Proportional to 49,856.73, 68,662.31 and 48,768.09

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Solution

The fourth proportional to 49,856.73, 68,662.31 and 48,768.09 is: 67,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,856.73 : 68,662.31 = 48,768.09 : x
  2. Step 2: Convert to fraction form
    49,856.73/68,662.31 = 48,768.09/x
  3. Step 3: Cross multiply
    49,856.73x = 68,662.31 × 48,768.09
  4. Step 4: Simplify right side
    49,856.73x = 3,348,529,713.69
  5. Step 5: Solve for x
    x = 3,348,529,713.69/49,856.73
  6. Step 6: Final answer
    x = 67,163.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.