Home / 263,103.48-362,996.82-161,022.60

Finding the Fourth Proportional to 263,103.48, 362,996.82 and 161,022.60

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Solution

The fourth proportional to 263,103.48, 362,996.82 and 161,022.60 is: 222,158.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,103.48 : 362,996.82 = 161,022.60 : x
  2. Step 2: Convert to fraction form
    263,103.48/362,996.82 = 161,022.60/x
  3. Step 3: Cross multiply
    263,103.48x = 362,996.82 × 161,022.60
  4. Step 4: Simplify right side
    263,103.48x = 58,450,691,748.13
  5. Step 5: Solve for x
    x = 58,450,691,748.13/263,103.48
  6. Step 6: Final answer
    x = 222,158.57

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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.