Home / 263,736.68-395,172.52-111,812.38

Finding the Fourth Proportional to 263,736.68, 395,172.52 and 111,812.38

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Solution

The fourth proportional to 263,736.68, 395,172.52 and 111,812.38 is: 167,535.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,736.68 : 395,172.52 = 111,812.38 : x
  2. Step 2: Convert to fraction form
    263,736.68/395,172.52 = 111,812.38/x
  3. Step 3: Cross multiply
    263,736.68x = 395,172.52 × 111,812.38
  4. Step 4: Simplify right side
    263,736.68x = 44,185,179,971.80
  5. Step 5: Solve for x
    x = 44,185,179,971.80/263,736.68
  6. Step 6: Final answer
    x = 167,535.21

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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.