Home / 198,282.87-273,423.33-117,694.89

Finding the Fourth Proportional to 198,282.87, 273,423.33 and 117,694.89

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Solution

The fourth proportional to 198,282.87, 273,423.33 and 117,694.89 is: 162,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,282.87 : 273,423.33 = 117,694.89 : x
  2. Step 2: Convert to fraction form
    198,282.87/273,423.33 = 117,694.89/x
  3. Step 3: Cross multiply
    198,282.87x = 273,423.33 × 117,694.89
  4. Step 4: Simplify right side
    198,282.87x = 32,180,528,747.78
  5. Step 5: Solve for x
    x = 32,180,528,747.78/198,282.87
  6. Step 6: Final answer
    x = 162,296.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.