Home / 76,418.80-114,627.72-41,579.88

Finding the Fourth Proportional to 76,418.80, 114,627.72 and 41,579.88

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Solution

The fourth proportional to 76,418.80, 114,627.72 and 41,579.88 is: 62,369.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,418.80 : 114,627.72 = 41,579.88 : x
  2. Step 2: Convert to fraction form
    76,418.80/114,627.72 = 41,579.88/x
  3. Step 3: Cross multiply
    76,418.80x = 114,627.72 × 41,579.88
  4. Step 4: Simplify right side
    76,418.80x = 4,766,206,842.27
  5. Step 5: Solve for x
    x = 4,766,206,842.27/76,418.80
  6. Step 6: Final answer
    x = 62,369.56

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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.