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Finding the Fourth Proportional to 89,105.49, 133,678.89 and 25,927.11

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Solution

The fourth proportional to 89,105.49, 133,678.89 and 25,927.11 is: 38,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,105.49 : 133,678.89 = 25,927.11 : x
  2. Step 2: Convert to fraction form
    89,105.49/133,678.89 = 25,927.11/x
  3. Step 3: Cross multiply
    89,105.49x = 133,678.89 × 25,927.11
  4. Step 4: Simplify right side
    89,105.49x = 3,465,907,285.71
  5. Step 5: Solve for x
    x = 3,465,907,285.71/89,105.49
  6. Step 6: Final answer
    x = 38,896.68

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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.