Home / 37,163.39-51,285.21-20,167.20

Finding the Fourth Proportional to 37,163.39, 51,285.21 and 20,167.20

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Solution

The fourth proportional to 37,163.39, 51,285.21 and 20,167.20 is: 27,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,163.39 : 51,285.21 = 20,167.20 : x
  2. Step 2: Convert to fraction form
    37,163.39/51,285.21 = 20,167.20/x
  3. Step 3: Cross multiply
    37,163.39x = 51,285.21 × 20,167.20
  4. Step 4: Simplify right side
    37,163.39x = 1,034,279,087.11
  5. Step 5: Solve for x
    x = 1,034,279,087.11/37,163.39
  6. Step 6: Final answer
    x = 27,830.59

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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.