Home / 112,183.57-168,180.99-52,181.55

Finding the Fourth Proportional to 112,183.57, 168,180.99 and 52,181.55

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Solution

The fourth proportional to 112,183.57, 168,180.99 and 52,181.55 is: 78,228.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,183.57 : 168,180.99 = 52,181.55 : x
  2. Step 2: Convert to fraction form
    112,183.57/168,180.99 = 52,181.55/x
  3. Step 3: Cross multiply
    112,183.57x = 168,180.99 × 52,181.55
  4. Step 4: Simplify right side
    112,183.57x = 8,775,944,738.73
  5. Step 5: Solve for x
    x = 8,775,944,738.73/112,183.57
  6. Step 6: Final answer
    x = 78,228.43

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1.5x scale

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.