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Finding the Fourth Proportional to 37,504, 51,751.04 and 20,734.72

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Solution

The fourth proportional to 37,504, 51,751.04 and 20,734.72 is: 28,611.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,504 : 51,751.04 = 20,734.72 : x
  2. Step 2: Convert to fraction form
    37,504/51,751.04 = 20,734.72/x
  3. Step 3: Cross multiply
    37,504x = 51,751.04 × 20,734.72
  4. Step 4: Simplify right side
    37,504x = 1,073,043,324.11
  5. Step 5: Solve for x
    x = 1,073,043,324.11/37,504
  6. Step 6: Final answer
    x = 28,611.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.