Home / 67,284.09-100,850.69-27,293.78

Finding the Fourth Proportional to 67,284.09, 100,850.69 and 27,293.78

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Solution

The fourth proportional to 67,284.09, 100,850.69 and 27,293.78 is: 40,910.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,284.09 : 100,850.69 = 27,293.78 : x
  2. Step 2: Convert to fraction form
    67,284.09/100,850.69 = 27,293.78/x
  3. Step 3: Cross multiply
    67,284.09x = 100,850.69 × 27,293.78
  4. Step 4: Simplify right side
    67,284.09x = 2,752,595,904.99
  5. Step 5: Solve for x
    x = 2,752,595,904.99/67,284.09
  6. Step 6: Final answer
    x = 40,910.06

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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.