Home / 37,176.35-55,758.06-12,216.56

Finding the Fourth Proportional to 37,176.35, 55,758.06 and 12,216.56

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Solution

The fourth proportional to 37,176.35, 55,758.06 and 12,216.56 is: 18,322.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,176.35 : 55,758.06 = 12,216.56 : x
  2. Step 2: Convert to fraction form
    37,176.35/55,758.06 = 12,216.56/x
  3. Step 3: Cross multiply
    37,176.35x = 55,758.06 × 12,216.56
  4. Step 4: Simplify right side
    37,176.35x = 681,171,406.68
  5. Step 5: Solve for x
    x = 681,171,406.68/37,176.35
  6. Step 6: Final answer
    x = 18,322.71

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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.