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Finding the Fourth Proportional to 39,662.40, 59,474.76 and 23,027.54

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Solution

The fourth proportional to 39,662.40, 59,474.76 and 23,027.54 is: 34,530.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,662.40 : 59,474.76 = 23,027.54 : x
  2. Step 2: Convert to fraction form
    39,662.40/59,474.76 = 23,027.54/x
  3. Step 3: Cross multiply
    39,662.40x = 59,474.76 × 23,027.54
  4. Step 4: Simplify right side
    39,662.40x = 1,369,557,414.89
  5. Step 5: Solve for x
    x = 1,369,557,414.89/39,662.40
  6. Step 6: Final answer
    x = 34,530.37

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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.