Home / 240,558.66-331,965.68-131,662.44

Finding the Fourth Proportional to 240,558.66, 331,965.68 and 131,662.44

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Solution

The fourth proportional to 240,558.66, 331,965.68 and 131,662.44 is: 181,691.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,558.66 : 331,965.68 = 131,662.44 : x
  2. Step 2: Convert to fraction form
    240,558.66/331,965.68 = 131,662.44/x
  3. Step 3: Cross multiply
    240,558.66x = 331,965.68 × 131,662.44
  4. Step 4: Simplify right side
    240,558.66x = 43,707,410,766.75
  5. Step 5: Solve for x
    x = 43,707,410,766.75/240,558.66
  6. Step 6: Final answer
    x = 181,691.28

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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.