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Finding the Fourth Proportional to 36,873.60, 55,310.04 and 10,578.48

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Solution

The fourth proportional to 36,873.60, 55,310.04 and 10,578.48 is: 15,867.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,873.60 : 55,310.04 = 10,578.48 : x
  2. Step 2: Convert to fraction form
    36,873.60/55,310.04 = 10,578.48/x
  3. Step 3: Cross multiply
    36,873.60x = 55,310.04 × 10,578.48
  4. Step 4: Simplify right side
    36,873.60x = 585,096,151.94
  5. Step 5: Solve for x
    x = 585,096,151.94/36,873.60
  6. Step 6: Final answer
    x = 15,867.62

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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.