Home / 227,183.79-313,514.91-131,747.16

Finding the Fourth Proportional to 227,183.79, 313,514.91 and 131,747.16

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Solution

The fourth proportional to 227,183.79, 313,514.91 and 131,747.16 is: 181,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,183.79 : 313,514.91 = 131,747.16 : x
  2. Step 2: Convert to fraction form
    227,183.79/313,514.91 = 131,747.16/x
  3. Step 3: Cross multiply
    227,183.79x = 313,514.91 × 131,747.16
  4. Step 4: Simplify right side
    227,183.79x = 41,304,699,010.16
  5. Step 5: Solve for x
    x = 41,304,699,010.16/227,183.79
  6. Step 6: Final answer
    x = 181,811.82

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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.