Home / 165,021.24-227,723.22-89,568.12

Finding the Fourth Proportional to 165,021.24, 227,723.22 and 89,568.12

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Solution

The fourth proportional to 165,021.24, 227,723.22 and 89,568.12 is: 123,600.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,021.24 : 227,723.22 = 89,568.12 : x
  2. Step 2: Convert to fraction form
    165,021.24/227,723.22 = 89,568.12/x
  3. Step 3: Cross multiply
    165,021.24x = 227,723.22 × 89,568.12
  4. Step 4: Simplify right side
    165,021.24x = 20,396,740,695.75
  5. Step 5: Solve for x
    x = 20,396,740,695.75/165,021.24
  6. Step 6: Final answer
    x = 123,600.70

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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.