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Finding the Fourth Proportional to 57,861.37, 79,844.92 and 32,363.31

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Solution

The fourth proportional to 57,861.37, 79,844.92 and 32,363.31 is: 44,659.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,861.37 : 79,844.92 = 32,363.31 : x
  2. Step 2: Convert to fraction form
    57,861.37/79,844.92 = 32,363.31/x
  3. Step 3: Cross multiply
    57,861.37x = 79,844.92 × 32,363.31
  4. Step 4: Simplify right side
    57,861.37x = 2,584,045,816.98
  5. Step 5: Solve for x
    x = 2,584,045,816.98/57,861.37
  6. Step 6: Final answer
    x = 44,659.26

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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.