Home / 195,763.70-293,645.55-192,653.30

Finding the Fourth Proportional to 195,763.70, 293,645.55 and 192,653.30

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Solution

The fourth proportional to 195,763.70, 293,645.55 and 192,653.30 is: 288,979.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,763.70 : 293,645.55 = 192,653.30 : x
  2. Step 2: Convert to fraction form
    195,763.70/293,645.55 = 192,653.30/x
  3. Step 3: Cross multiply
    195,763.70x = 293,645.55 × 192,653.30
  4. Step 4: Simplify right side
    195,763.70x = 56,571,784,237.82
  5. Step 5: Solve for x
    x = 56,571,784,237.82/195,763.70
  6. Step 6: Final answer
    x = 288,979.95

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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.