Home / 80,629.48-120,968.70-32,573.44

Finding the Fourth Proportional to 80,629.48, 120,968.70 and 32,573.44

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Solution

The fourth proportional to 80,629.48, 120,968.70 and 32,573.44 is: 48,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,629.48 : 120,968.70 = 32,573.44 : x
  2. Step 2: Convert to fraction form
    80,629.48/120,968.70 = 32,573.44/x
  3. Step 3: Cross multiply
    80,629.48x = 120,968.70 × 32,573.44
  4. Step 4: Simplify right side
    80,629.48x = 3,940,366,691.33
  5. Step 5: Solve for x
    x = 3,940,366,691.33/80,629.48
  6. Step 6: Final answer
    x = 48,870.05

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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.