Home / 50,776.76-76,180.71-22,720.43

Finding the Fourth Proportional to 50,776.76, 76,180.71 and 22,720.43

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Solution

The fourth proportional to 50,776.76, 76,180.71 and 22,720.43 is: 34,087.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,776.76 : 76,180.71 = 22,720.43 : x
  2. Step 2: Convert to fraction form
    50,776.76/76,180.71 = 22,720.43/x
  3. Step 3: Cross multiply
    50,776.76x = 76,180.71 × 22,720.43
  4. Step 4: Simplify right side
    50,776.76x = 1,730,858,488.91
  5. Step 5: Solve for x
    x = 1,730,858,488.91/50,776.76
  6. Step 6: Final answer
    x = 34,087.61

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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.