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Finding the Fourth Proportional to 108,069.92, 162,035.17 and 44,933.62

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Solution

The fourth proportional to 108,069.92, 162,035.17 and 44,933.62 is: 67,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,069.92 : 162,035.17 = 44,933.62 : x
  2. Step 2: Convert to fraction form
    108,069.92/162,035.17 = 44,933.62/x
  3. Step 3: Cross multiply
    108,069.92x = 162,035.17 × 44,933.62
  4. Step 4: Simplify right side
    108,069.92x = 7,280,827,414.96
  5. Step 5: Solve for x
    x = 7,280,827,414.96/108,069.92
  6. Step 6: Final answer
    x = 67,371.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.