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Finding the Fourth Proportional to 156,099.73, 234,108.56 and 67,333.50

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Solution

The fourth proportional to 156,099.73, 234,108.56 and 67,333.50 is: 100,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,099.73 : 234,108.56 = 67,333.50 : x
  2. Step 2: Convert to fraction form
    156,099.73/234,108.56 = 67,333.50/x
  3. Step 3: Cross multiply
    156,099.73x = 234,108.56 × 67,333.50
  4. Step 4: Simplify right side
    156,099.73x = 15,763,348,724.76
  5. Step 5: Solve for x
    x = 15,763,348,724.76/156,099.73
  6. Step 6: Final answer
    x = 100,982.55

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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.