Home / 197,930.20-296,895.30-177,885.40

Finding the Fourth Proportional to 197,930.20, 296,895.30 and 177,885.40

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Solution

The fourth proportional to 197,930.20, 296,895.30 and 177,885.40 is: 266,828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,930.20 : 296,895.30 = 177,885.40 : x
  2. Step 2: Convert to fraction form
    197,930.20/296,895.30 = 177,885.40/x
  3. Step 3: Cross multiply
    197,930.20x = 296,895.30 × 177,885.40
  4. Step 4: Simplify right side
    197,930.20x = 52,813,339,198.62
  5. Step 5: Solve for x
    x = 52,813,339,198.62/197,930.20
  6. Step 6: Final answer
    x = 266,828.10

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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.