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Finding the Fourth Proportional to 57,832.87, 79,811.30 and 32,683.99

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Solution

The fourth proportional to 57,832.87, 79,811.30 and 32,683.99 is: 45,105.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,832.87 : 79,811.30 = 32,683.99 : x
  2. Step 2: Convert to fraction form
    57,832.87/79,811.30 = 32,683.99/x
  3. Step 3: Cross multiply
    57,832.87x = 79,811.30 × 32,683.99
  4. Step 4: Simplify right side
    57,832.87x = 2,608,551,731.09
  5. Step 5: Solve for x
    x = 2,608,551,731.09/57,832.87
  6. Step 6: Final answer
    x = 45,105.00

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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.