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Finding the Fourth Proportional to 50,657.91, 76,008.73 and 27,279.69

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Solution

The fourth proportional to 50,657.91, 76,008.73 and 27,279.69 is: 40,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,657.91 : 76,008.73 = 27,279.69 : x
  2. Step 2: Convert to fraction form
    50,657.91/76,008.73 = 27,279.69/x
  3. Step 3: Cross multiply
    50,657.91x = 76,008.73 × 27,279.69
  4. Step 4: Simplify right side
    50,657.91x = 2,073,494,591.69
  5. Step 5: Solve for x
    x = 2,073,494,591.69/50,657.91
  6. Step 6: Final answer
    x = 40,931.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.