Home / 206,942.81-310,348.61-88,582.37

Finding the Fourth Proportional to 206,942.81, 310,348.61 and 88,582.37

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Solution

The fourth proportional to 206,942.81, 310,348.61 and 88,582.37 is: 132,845.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,942.81 : 310,348.61 = 88,582.37 : x
  2. Step 2: Convert to fraction form
    206,942.81/310,348.61 = 88,582.37/x
  3. Step 3: Cross multiply
    206,942.81x = 310,348.61 × 88,582.37
  4. Step 4: Simplify right side
    206,942.81x = 27,491,414,957.09
  5. Step 5: Solve for x
    x = 27,491,414,957.09/206,942.81
  6. Step 6: Final answer
    x = 132,845.47

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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.