Home / 227,230.20-313,540.80-131,718.24

Finding the Fourth Proportional to 227,230.20, 313,540.80 and 131,718.24

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Solution

The fourth proportional to 227,230.20, 313,540.80 and 131,718.24 is: 181,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,230.20 : 313,540.80 = 131,718.24 : x
  2. Step 2: Convert to fraction form
    227,230.20/313,540.80 = 131,718.24/x
  3. Step 3: Cross multiply
    227,230.20x = 313,540.80 × 131,718.24
  4. Step 4: Simplify right side
    227,230.20x = 41,299,042,344.19
  5. Step 5: Solve for x
    x = 41,299,042,344.19/227,230.20
  6. Step 6: Final answer
    x = 181,749.80

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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.