Home / 204,391.07-306,573.98-76,282.42

Finding the Fourth Proportional to 204,391.07, 306,573.98 and 76,282.42

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Solution

The fourth proportional to 204,391.07, 306,573.98 and 76,282.42 is: 114,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,391.07 : 306,573.98 = 76,282.42 : x
  2. Step 2: Convert to fraction form
    204,391.07/306,573.98 = 76,282.42/x
  3. Step 3: Cross multiply
    204,391.07x = 306,573.98 × 76,282.42
  4. Step 4: Simplify right side
    204,391.07x = 23,386,204,527.70
  5. Step 5: Solve for x
    x = 23,386,204,527.70/204,391.07
  6. Step 6: Final answer
    x = 114,418.91

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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.