Home / 197,940.97-296,928.66-55,787.19

Finding the Fourth Proportional to 197,940.97, 296,928.66 and 55,787.19

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Solution

The fourth proportional to 197,940.97, 296,928.66 and 55,787.19 is: 83,685.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,940.97 : 296,928.66 = 55,787.19 : x
  2. Step 2: Convert to fraction form
    197,940.97/296,928.66 = 55,787.19/x
  3. Step 3: Cross multiply
    197,940.97x = 296,928.66 × 55,787.19
  4. Step 4: Simplify right side
    197,940.97x = 16,564,815,345.80
  5. Step 5: Solve for x
    x = 16,564,815,345.80/197,940.97
  6. Step 6: Final answer
    x = 83,685.63

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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.