Home / 269,183.48-403,845.31-100,716.98

Finding the Fourth Proportional to 269,183.48, 403,845.31 and 100,716.98

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Solution

The fourth proportional to 269,183.48, 403,845.31 and 100,716.98 is: 151,101.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,183.48 : 403,845.31 = 100,716.98 : x
  2. Step 2: Convert to fraction form
    269,183.48/403,845.31 = 100,716.98/x
  3. Step 3: Cross multiply
    269,183.48x = 403,845.31 × 100,716.98
  4. Step 4: Simplify right side
    269,183.48x = 40,674,080,010.36
  5. Step 5: Solve for x
    x = 40,674,080,010.36/269,183.48
  6. Step 6: Final answer
    x = 151,101.69

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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.