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Finding the Fourth Proportional to 192,651.02, 265,872.42 and 107,795.42

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Solution

The fourth proportional to 192,651.02, 265,872.42 and 107,795.42 is: 148,765.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,651.02 : 265,872.42 = 107,795.42 : x
  2. Step 2: Convert to fraction form
    192,651.02/265,872.42 = 107,795.42/x
  3. Step 3: Cross multiply
    192,651.02x = 265,872.42 × 107,795.42
  4. Step 4: Simplify right side
    192,651.02x = 28,659,829,180.32
  5. Step 5: Solve for x
    x = 28,659,829,180.32/192,651.02
  6. Step 6: Final answer
    x = 148,765.52

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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.