Home / 204,943.50-306,835.61-108,661.37

Finding the Fourth Proportional to 204,943.50, 306,835.61 and 108,661.37

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Solution

The fourth proportional to 204,943.50, 306,835.61 and 108,661.37 is: 162,684.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,943.50 : 306,835.61 = 108,661.37 : x
  2. Step 2: Convert to fraction form
    204,943.50/306,835.61 = 108,661.37/x
  3. Step 3: Cross multiply
    204,943.50x = 306,835.61 × 108,661.37
  4. Step 4: Simplify right side
    204,943.50x = 33,341,175,669.90
  5. Step 5: Solve for x
    x = 33,341,175,669.90/204,943.50
  6. Step 6: Final answer
    x = 162,684.72

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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.