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Finding the Fourth Proportional to 50,049.48, 69,056.68 and 29,912.88

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Solution

The fourth proportional to 50,049.48, 69,056.68 and 29,912.88 is: 41,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,049.48 : 69,056.68 = 29,912.88 : x
  2. Step 2: Convert to fraction form
    50,049.48/69,056.68 = 29,912.88/x
  3. Step 3: Cross multiply
    50,049.48x = 69,056.68 × 29,912.88
  4. Step 4: Simplify right side
    50,049.48x = 2,065,684,182.04
  5. Step 5: Solve for x
    x = 2,065,684,182.04/50,049.48
  6. Step 6: Final answer
    x = 41,272.84

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