Home / 227,183.67-313,513.47-131,745.69

Finding the Fourth Proportional to 227,183.67, 313,513.47 and 131,745.69

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Solution

The fourth proportional to 227,183.67, 313,513.47 and 131,745.69 is: 181,809.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,183.67 : 313,513.47 = 131,745.69 : x
  2. Step 2: Convert to fraction form
    227,183.67/313,513.47 = 131,745.69/x
  3. Step 3: Cross multiply
    227,183.67x = 313,513.47 × 131,745.69
  4. Step 4: Simplify right side
    227,183.67x = 41,304,048,429.44
  5. Step 5: Solve for x
    x = 41,304,048,429.44/227,183.67
  6. Step 6: Final answer
    x = 181,809.06

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1.5x scale

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.