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Finding the Fourth Proportional to 168,687.37, 252,945.06 and 56,327.23

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Solution

The fourth proportional to 168,687.37, 252,945.06 and 56,327.23 is: 84,462.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,687.37 : 252,945.06 = 56,327.23 : x
  2. Step 2: Convert to fraction form
    168,687.37/252,945.06 = 56,327.23/x
  3. Step 3: Cross multiply
    168,687.37x = 252,945.06 × 56,327.23
  4. Step 4: Simplify right side
    168,687.37x = 14,247,694,571.98
  5. Step 5: Solve for x
    x = 14,247,694,571.98/168,687.37
  6. Step 6: Final answer
    x = 84,462.13

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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.