Home / 47,736.20-71,604.30-36,698.60

Finding the Fourth Proportional to 47,736.20, 71,604.30 and 36,698.60

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Solution

The fourth proportional to 47,736.20, 71,604.30 and 36,698.60 is: 55,047.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,736.20 : 71,604.30 = 36,698.60 : x
  2. Step 2: Convert to fraction form
    47,736.20/71,604.30 = 36,698.60/x
  3. Step 3: Cross multiply
    47,736.20x = 71,604.30 × 36,698.60
  4. Step 4: Simplify right side
    47,736.20x = 2,627,777,563.98
  5. Step 5: Solve for x
    x = 2,627,777,563.98/47,736.20
  6. Step 6: Final answer
    x = 55,047.90

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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.