Home / 49,220.40-73,812.60-15,949.20

Finding the Fourth Proportional to 49,220.40, 73,812.60 and 15,949.20

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Solution

The fourth proportional to 49,220.40, 73,812.60 and 15,949.20 is: 23,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,220.40 : 73,812.60 = 15,949.20 : x
  2. Step 2: Convert to fraction form
    49,220.40/73,812.60 = 15,949.20/x
  3. Step 3: Cross multiply
    49,220.40x = 73,812.60 × 15,949.20
  4. Step 4: Simplify right side
    49,220.40x = 1,177,251,919.92
  5. Step 5: Solve for x
    x = 1,177,251,919.92/49,220.40
  6. Step 6: Final answer
    x = 23,917.97

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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.