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Finding the Fourth Proportional to 60,757.48, 91,145.94 and 25,697.44

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Solution

The fourth proportional to 60,757.48, 91,145.94 and 25,697.44 is: 38,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,757.48 : 91,145.94 = 25,697.44 : x
  2. Step 2: Convert to fraction form
    60,757.48/91,145.94 = 25,697.44/x
  3. Step 3: Cross multiply
    60,757.48x = 91,145.94 × 25,697.44
  4. Step 4: Simplify right side
    60,757.48x = 2,342,217,324.39
  5. Step 5: Solve for x
    x = 2,342,217,324.39/60,757.48
  6. Step 6: Final answer
    x = 38,550.27

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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.