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Finding the Fourth Proportional to 192,750.52, 265,991.52 and 106,704.52

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Solution

The fourth proportional to 192,750.52, 265,991.52 and 106,704.52 is: 147,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,750.52 : 265,991.52 = 106,704.52 : x
  2. Step 2: Convert to fraction form
    192,750.52/265,991.52 = 106,704.52/x
  3. Step 3: Cross multiply
    192,750.52x = 265,991.52 × 106,704.52
  4. Step 4: Simplify right side
    192,750.52x = 28,382,497,465.67
  5. Step 5: Solve for x
    x = 28,382,497,465.67/192,750.52
  6. Step 6: Final answer
    x = 147,249.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.