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Finding the Fourth Proportional to 237,963.60, 356,961.60 and 75,844.80

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Solution

The fourth proportional to 237,963.60, 356,961.60 and 75,844.80 is: 113,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,963.60 : 356,961.60 = 75,844.80 : x
  2. Step 2: Convert to fraction form
    237,963.60/356,961.60 = 75,844.80/x
  3. Step 3: Cross multiply
    237,963.60x = 356,961.60 × 75,844.80
  4. Step 4: Simplify right side
    237,963.60x = 27,073,681,159.68
  5. Step 5: Solve for x
    x = 27,073,681,159.68/237,963.60
  6. Step 6: Final answer
    x = 113,772.36

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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.