Home / 197,446.20-296,169.30-155,455.80

Finding the Fourth Proportional to 197,446.20, 296,169.30 and 155,455.80

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Solution

The fourth proportional to 197,446.20, 296,169.30 and 155,455.80 is: 233,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,446.20 : 296,169.30 = 155,455.80 : x
  2. Step 2: Convert to fraction form
    197,446.20/296,169.30 = 155,455.80/x
  3. Step 3: Cross multiply
    197,446.20x = 296,169.30 × 155,455.80
  4. Step 4: Simplify right side
    197,446.20x = 46,041,235,466.94
  5. Step 5: Solve for x
    x = 46,041,235,466.94/197,446.20
  6. Step 6: Final answer
    x = 233,183.70

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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.