Home / 47,984.58-71,976.87-16,819.92

Finding the Fourth Proportional to 47,984.58, 71,976.87 and 16,819.92

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Solution

The fourth proportional to 47,984.58, 71,976.87 and 16,819.92 is: 25,229.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,984.58 : 71,976.87 = 16,819.92 : x
  2. Step 2: Convert to fraction form
    47,984.58/71,976.87 = 16,819.92/x
  3. Step 3: Cross multiply
    47,984.58x = 71,976.87 × 16,819.92
  4. Step 4: Simplify right side
    47,984.58x = 1,210,645,195.25
  5. Step 5: Solve for x
    x = 1,210,645,195.25/47,984.58
  6. Step 6: Final answer
    x = 25,229.88

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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.