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Finding the Fourth Proportional to 48,018.56, 71,969.51 and 33,982.72

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Solution

The fourth proportional to 48,018.56, 71,969.51 and 33,982.72 is: 50,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,018.56 : 71,969.51 = 33,982.72 : x
  2. Step 2: Convert to fraction form
    48,018.56/71,969.51 = 33,982.72/x
  3. Step 3: Cross multiply
    48,018.56x = 71,969.51 × 33,982.72
  4. Step 4: Simplify right side
    48,018.56x = 2,445,719,611.90
  5. Step 5: Solve for x
    x = 2,445,719,611.90/48,018.56
  6. Step 6: Final answer
    x = 50,932.80

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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.