Home / 68,914.12-95,136.92-58,949.61

Finding the Fourth Proportional to 68,914.12, 95,136.92 and 58,949.61

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Solution

The fourth proportional to 68,914.12, 95,136.92 and 58,949.61 is: 81,380.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,914.12 : 95,136.92 = 58,949.61 : x
  2. Step 2: Convert to fraction form
    68,914.12/95,136.92 = 58,949.61/x
  3. Step 3: Cross multiply
    68,914.12x = 95,136.92 × 58,949.61
  4. Step 4: Simplify right side
    68,914.12x = 5,608,284,330.60
  5. Step 5: Solve for x
    x = 5,608,284,330.60/68,914.12
  6. Step 6: Final answer
    x = 81,380.77

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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.