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Finding the Fourth Proportional to 54,665.55, 81,974.03 and 25,092.99

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Solution

The fourth proportional to 54,665.55, 81,974.03 and 25,092.99 is: 37,628.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,665.55 : 81,974.03 = 25,092.99 : x
  2. Step 2: Convert to fraction form
    54,665.55/81,974.03 = 25,092.99/x
  3. Step 3: Cross multiply
    54,665.55x = 81,974.03 × 25,092.99
  4. Step 4: Simplify right side
    54,665.55x = 2,056,973,389.58
  5. Step 5: Solve for x
    x = 2,056,973,389.58/54,665.55
  6. Step 6: Final answer
    x = 37,628.33

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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.