Home / 37,074.86-51,163.05-20,078.71

Finding the Fourth Proportional to 37,074.86, 51,163.05 and 20,078.71

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Solution

The fourth proportional to 37,074.86, 51,163.05 and 20,078.71 is: 27,708.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,074.86 : 51,163.05 = 20,078.71 : x
  2. Step 2: Convert to fraction form
    37,074.86/51,163.05 = 20,078.71/x
  3. Step 3: Cross multiply
    37,074.86x = 51,163.05 × 20,078.71
  4. Step 4: Simplify right side
    37,074.86x = 1,027,288,043.67
  5. Step 5: Solve for x
    x = 1,027,288,043.67/37,074.86
  6. Step 6: Final answer
    x = 27,708.48

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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.