Home / 57,539.20-86,321.12-32,591.04

Finding the Fourth Proportional to 57,539.20, 86,321.12 and 32,591.04

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Solution

The fourth proportional to 57,539.20, 86,321.12 and 32,591.04 is: 48,893.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,539.20 : 86,321.12 = 32,591.04 : x
  2. Step 2: Convert to fraction form
    57,539.20/86,321.12 = 32,591.04/x
  3. Step 3: Cross multiply
    57,539.20x = 86,321.12 × 32,591.04
  4. Step 4: Simplify right side
    57,539.20x = 2,813,295,074.76
  5. Step 5: Solve for x
    x = 2,813,295,074.76/57,539.20
  6. Step 6: Final answer
    x = 48,893.54

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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.