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Finding the Fourth Proportional to 108,181, 162,297.42 and 34,309

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Solution

The fourth proportional to 108,181, 162,297.42 and 34,309 is: 51,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,181 : 162,297.42 = 34,309 : x
  2. Step 2: Convert to fraction form
    108,181/162,297.42 = 34,309/x
  3. Step 3: Cross multiply
    108,181x = 162,297.42 × 34,309
  4. Step 4: Simplify right side
    108,181x = 5,568,262,182.78
  5. Step 5: Solve for x
    x = 5,568,262,182.78/108,181
  6. Step 6: Final answer
    x = 51,471.72

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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.