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Finding the Fourth Proportional to 73,035.38, 100,788.83 and 39,501.38

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Solution

The fourth proportional to 73,035.38, 100,788.83 and 39,501.38 is: 54,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,035.38 : 100,788.83 = 39,501.38 : x
  2. Step 2: Convert to fraction form
    73,035.38/100,788.83 = 39,501.38/x
  3. Step 3: Cross multiply
    73,035.38x = 100,788.83 × 39,501.38
  4. Step 4: Simplify right side
    73,035.38x = 3,981,297,172.13
  5. Step 5: Solve for x
    x = 3,981,297,172.13/73,035.38
  6. Step 6: Final answer
    x = 54,511.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.