Home / 198,146.23-296,761.78-119,086.27

Finding the Fourth Proportional to 198,146.23, 296,761.78 and 119,086.27

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Solution

The fourth proportional to 198,146.23, 296,761.78 and 119,086.27 is: 178,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,146.23 : 296,761.78 = 119,086.27 : x
  2. Step 2: Convert to fraction form
    198,146.23/296,761.78 = 119,086.27/x
  3. Step 3: Cross multiply
    198,146.23x = 296,761.78 × 119,086.27
  4. Step 4: Simplify right side
    198,146.23x = 35,340,252,865.71
  5. Step 5: Solve for x
    x = 35,340,252,865.71/198,146.23
  6. Step 6: Final answer
    x = 178,354.41

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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.