Home / 49,200.62-73,782.68-20,735.60

Finding the Fourth Proportional to 49,200.62, 73,782.68 and 20,735.60

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Solution

The fourth proportional to 49,200.62, 73,782.68 and 20,735.60 is: 31,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,200.62 : 73,782.68 = 20,735.60 : x
  2. Step 2: Convert to fraction form
    49,200.62/73,782.68 = 20,735.60/x
  3. Step 3: Cross multiply
    49,200.62x = 73,782.68 × 20,735.60
  4. Step 4: Simplify right side
    49,200.62x = 1,529,928,139.41
  5. Step 5: Solve for x
    x = 1,529,928,139.41/49,200.62
  6. Step 6: Final answer
    x = 31,095.71

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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.