Home / 196,247.20-293,787.60-117,320.80

Finding the Fourth Proportional to 196,247.20, 293,787.60 and 117,320.80

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Solution

The fourth proportional to 196,247.20, 293,787.60 and 117,320.80 is: 175,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,247.20 : 293,787.60 = 117,320.80 : x
  2. Step 2: Convert to fraction form
    196,247.20/293,787.60 = 117,320.80/x
  3. Step 3: Cross multiply
    196,247.20x = 293,787.60 × 117,320.80
  4. Step 4: Simplify right side
    196,247.20x = 34,467,396,262.08
  5. Step 5: Solve for x
    x = 34,467,396,262.08/196,247.20
  6. Step 6: Final answer
    x = 175,632.55

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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.