Home / 227,745.32-341,825.30-121,218.72

Finding the Fourth Proportional to 227,745.32, 341,825.30 and 121,218.72

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Solution

The fourth proportional to 227,745.32, 341,825.30 and 121,218.72 is: 181,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,745.32 : 341,825.30 = 121,218.72 : x
  2. Step 2: Convert to fraction form
    227,745.32/341,825.30 = 121,218.72/x
  3. Step 3: Cross multiply
    227,745.32x = 341,825.30 × 121,218.72
  4. Step 4: Simplify right side
    227,745.32x = 41,435,625,329.62
  5. Step 5: Solve for x
    x = 41,435,625,329.62/227,745.32
  6. Step 6: Final answer
    x = 181,938.43

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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.