Home / 361,206.81-541,845.86-124,518.33

Finding the Fourth Proportional to 361,206.81, 541,845.86 and 124,518.33

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Solution

The fourth proportional to 361,206.81, 541,845.86 and 124,518.33 is: 186,789.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,206.81 : 541,845.86 = 124,518.33 : x
  2. Step 2: Convert to fraction form
    361,206.81/541,845.86 = 124,518.33/x
  3. Step 3: Cross multiply
    361,206.81x = 541,845.86 × 124,518.33
  4. Step 4: Simplify right side
    361,206.81x = 67,469,740,982.02
  5. Step 5: Solve for x
    x = 67,469,740,982.02/361,206.81
  6. Step 6: Final answer
    x = 186,789.78

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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.