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Finding the Fourth Proportional to 168,745.50, 253,132.83 and 44,086.50

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Solution

The fourth proportional to 168,745.50, 253,132.83 and 44,086.50 is: 66,133.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,745.50 : 253,132.83 = 44,086.50 : x
  2. Step 2: Convert to fraction form
    168,745.50/253,132.83 = 44,086.50/x
  3. Step 3: Cross multiply
    168,745.50x = 253,132.83 × 44,086.50
  4. Step 4: Simplify right side
    168,745.50x = 11,159,740,509.80
  5. Step 5: Solve for x
    x = 11,159,740,509.80/168,745.50
  6. Step 6: Final answer
    x = 66,133.56

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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.