Home / 37,198.95-51,334.97-20,203.39

Finding the Fourth Proportional to 37,198.95, 51,334.97 and 20,203.39

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Solution

The fourth proportional to 37,198.95, 51,334.97 and 20,203.39 is: 27,880.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,198.95 : 51,334.97 = 20,203.39 : x
  2. Step 2: Convert to fraction form
    37,198.95/51,334.97 = 20,203.39/x
  3. Step 3: Cross multiply
    37,198.95x = 51,334.97 × 20,203.39
  4. Step 4: Simplify right side
    37,198.95x = 1,037,140,382.70
  5. Step 5: Solve for x
    x = 1,037,140,382.70/37,198.95
  6. Step 6: Final answer
    x = 27,880.91

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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.