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Finding the Fourth Proportional to 20,173.41, 30,260.93 and 7,027.11

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Solution

The fourth proportional to 20,173.41, 30,260.93 and 7,027.11 is: 10,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173.41 : 30,260.93 = 7,027.11 : x
  2. Step 2: Convert to fraction form
    20,173.41/30,260.93 = 7,027.11/x
  3. Step 3: Cross multiply
    20,173.41x = 30,260.93 × 7,027.11
  4. Step 4: Simplify right side
    20,173.41x = 212,646,848.68
  5. Step 5: Solve for x
    x = 212,646,848.68/20,173.41
  6. Step 6: Final answer
    x = 10,540.95

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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.