Home / 49,121.21-73,696.19-15,840.61

Finding the Fourth Proportional to 49,121.21, 73,696.19 and 15,840.61

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Solution

The fourth proportional to 49,121.21, 73,696.19 and 15,840.61 is: 23,765.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,121.21 : 73,696.19 = 15,840.61 : x
  2. Step 2: Convert to fraction form
    49,121.21/73,696.19 = 15,840.61/x
  3. Step 3: Cross multiply
    49,121.21x = 73,696.19 × 15,840.61
  4. Step 4: Simplify right side
    49,121.21x = 1,167,392,235.79
  5. Step 5: Solve for x
    x = 1,167,392,235.79/49,121.21
  6. Step 6: Final answer
    x = 23,765.54

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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.