Home / 192,936.20-289,307.10-114,074.60

Finding the Fourth Proportional to 192,936.20, 289,307.10 and 114,074.60

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Solution

The fourth proportional to 192,936.20, 289,307.10 and 114,074.60 is: 171,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,936.20 : 289,307.10 = 114,074.60 : x
  2. Step 2: Convert to fraction form
    192,936.20/289,307.10 = 114,074.60/x
  3. Step 3: Cross multiply
    192,936.20x = 289,307.10 × 114,074.60
  4. Step 4: Simplify right side
    192,936.20x = 33,002,591,709.66
  5. Step 5: Solve for x
    x = 33,002,591,709.66/192,936.20
  6. Step 6: Final answer
    x = 171,054.43

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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.