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Finding the Fourth Proportional to 50,604.32, 69,828.66 and 29,379.44

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Solution

The fourth proportional to 50,604.32, 69,828.66 and 29,379.44 is: 40,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,604.32 : 69,828.66 = 29,379.44 : x
  2. Step 2: Convert to fraction form
    50,604.32/69,828.66 = 29,379.44/x
  3. Step 3: Cross multiply
    50,604.32x = 69,828.66 × 29,379.44
  4. Step 4: Simplify right side
    50,604.32x = 2,051,526,926.75
  5. Step 5: Solve for x
    x = 2,051,526,926.75/50,604.32
  6. Step 6: Final answer
    x = 40,540.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.