Home / 192,517.11-265,566.96-111,935.73

Finding the Fourth Proportional to 192,517.11, 265,566.96 and 111,935.73

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Solution

The fourth proportional to 192,517.11, 265,566.96 and 111,935.73 is: 154,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,517.11 : 265,566.96 = 111,935.73 : x
  2. Step 2: Convert to fraction form
    192,517.11/265,566.96 = 111,935.73/x
  3. Step 3: Cross multiply
    192,517.11x = 265,566.96 × 111,935.73
  4. Step 4: Simplify right side
    192,517.11x = 29,726,431,531.48
  5. Step 5: Solve for x
    x = 29,726,431,531.48/192,517.11
  6. Step 6: Final answer
    x = 154,409.30

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1.5x scale

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.