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Finding the Fourth Proportional to 190,504.56, 285,734.97 and 50,274.12

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Solution

The fourth proportional to 190,504.56, 285,734.97 and 50,274.12 is: 75,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,504.56 : 285,734.97 = 50,274.12 : x
  2. Step 2: Convert to fraction form
    190,504.56/285,734.97 = 50,274.12/x
  3. Step 3: Cross multiply
    190,504.56x = 285,734.97 × 50,274.12
  4. Step 4: Simplify right side
    190,504.56x = 14,365,074,169.98
  5. Step 5: Solve for x
    x = 14,365,074,169.98/190,504.56
  6. Step 6: Final answer
    x = 75,405.41

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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.