Home / 286,184.52-394,936.20-178,816.92

Finding the Fourth Proportional to 286,184.52, 394,936.20 and 178,816.92

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Solution

The fourth proportional to 286,184.52, 394,936.20 and 178,816.92 is: 246,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,184.52 : 394,936.20 = 178,816.92 : x
  2. Step 2: Convert to fraction form
    286,184.52/394,936.20 = 178,816.92/x
  3. Step 3: Cross multiply
    286,184.52x = 394,936.20 × 178,816.92
  4. Step 4: Simplify right side
    286,184.52x = 70,621,274,880.50
  5. Step 5: Solve for x
    x = 70,621,274,880.50/286,184.52
  6. Step 6: Final answer
    x = 246,768.33

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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.