Home / 37,198.59-55,791.72-12,238.95

Finding the Fourth Proportional to 37,198.59, 55,791.72 and 12,238.95

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Solution

The fourth proportional to 37,198.59, 55,791.72 and 12,238.95 is: 18,356.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,198.59 : 55,791.72 = 12,238.95 : x
  2. Step 2: Convert to fraction form
    37,198.59/55,791.72 = 12,238.95/x
  3. Step 3: Cross multiply
    37,198.59x = 55,791.72 × 12,238.95
  4. Step 4: Simplify right side
    37,198.59x = 682,832,071.49
  5. Step 5: Solve for x
    x = 682,832,071.49/37,198.59
  6. Step 6: Final answer
    x = 18,356.40

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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.