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Finding the Fourth Proportional to 49,063.60, 73,519.80 and 36,524.80

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Solution

The fourth proportional to 49,063.60, 73,519.80 and 36,524.80 is: 54,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,063.60 : 73,519.80 = 36,524.80 : x
  2. Step 2: Convert to fraction form
    49,063.60/73,519.80 = 36,524.80/x
  3. Step 3: Cross multiply
    49,063.60x = 73,519.80 × 36,524.80
  4. Step 4: Simplify right side
    49,063.60x = 2,685,295,991.04
  5. Step 5: Solve for x
    x = 2,685,295,991.04/49,063.60
  6. Step 6: Final answer
    x = 54,730.92

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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.