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Finding the Fourth Proportional to 48,738.78, 73,093.46 and 25,352.46

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Solution

The fourth proportional to 48,738.78, 73,093.46 and 25,352.46 is: 38,021.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,738.78 : 73,093.46 = 25,352.46 : x
  2. Step 2: Convert to fraction form
    48,738.78/73,093.46 = 25,352.46/x
  3. Step 3: Cross multiply
    48,738.78x = 73,093.46 × 25,352.46
  4. Step 4: Simplify right side
    48,738.78x = 1,853,099,020.91
  5. Step 5: Solve for x
    x = 1,853,099,020.91/48,738.78
  6. Step 6: Final answer
    x = 38,021.04

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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.