Home / 227,199.36-340,422.28-138,183.60

Finding the Fourth Proportional to 227,199.36, 340,422.28 and 138,183.60

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Solution

The fourth proportional to 227,199.36, 340,422.28 and 138,183.60 is: 207,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,199.36 : 340,422.28 = 138,183.60 : x
  2. Step 2: Convert to fraction form
    227,199.36/340,422.28 = 138,183.60/x
  3. Step 3: Cross multiply
    227,199.36x = 340,422.28 × 138,183.60
  4. Step 4: Simplify right side
    227,199.36x = 47,040,776,170.61
  5. Step 5: Solve for x
    x = 47,040,776,170.61/227,199.36
  6. Step 6: Final answer
    x = 207,046.25

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1.5x scale

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.