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Finding the Fourth Proportional to 123,949.60, 185,794.44 and 60,682.48

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Solution

The fourth proportional to 123,949.60, 185,794.44 and 60,682.48 is: 90,960.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,949.60 : 185,794.44 = 60,682.48 : x
  2. Step 2: Convert to fraction form
    123,949.60/185,794.44 = 60,682.48/x
  3. Step 3: Cross multiply
    123,949.60x = 185,794.44 × 60,682.48
  4. Step 4: Simplify right side
    123,949.60x = 11,274,467,389.41
  5. Step 5: Solve for x
    x = 11,274,467,389.41/123,949.60
  6. Step 6: Final answer
    x = 90,960.09

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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.