Home / 286,183.92-394,974.88-171,467.10

Finding the Fourth Proportional to 286,183.92, 394,974.88 and 171,467.10

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Solution

The fourth proportional to 286,183.92, 394,974.88 and 171,467.10 is: 236,649.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,183.92 : 394,974.88 = 171,467.10 : x
  2. Step 2: Convert to fraction form
    286,183.92/394,974.88 = 171,467.10/x
  3. Step 3: Cross multiply
    286,183.92x = 394,974.88 × 171,467.10
  4. Step 4: Simplify right side
    286,183.92x = 67,725,197,246.45
  5. Step 5: Solve for x
    x = 67,725,197,246.45/286,183.92
  6. Step 6: Final answer
    x = 236,649.21

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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.