Home / 37,134.52-51,245.88-20,138.84

Finding the Fourth Proportional to 37,134.52, 51,245.88 and 20,138.84

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Solution

The fourth proportional to 37,134.52, 51,245.88 and 20,138.84 is: 27,791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.52 : 51,245.88 = 20,138.84 : x
  2. Step 2: Convert to fraction form
    37,134.52/51,245.88 = 20,138.84/x
  3. Step 3: Cross multiply
    37,134.52x = 51,245.88 × 20,138.84
  4. Step 4: Simplify right side
    37,134.52x = 1,032,032,577.98
  5. Step 5: Solve for x
    x = 1,032,032,577.98/37,134.52
  6. Step 6: Final answer
    x = 27,791.73

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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.