Home / 195,396.52-269,561.60-114,787.68

Finding the Fourth Proportional to 195,396.52, 269,561.60 and 114,787.68

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Solution

The fourth proportional to 195,396.52, 269,561.60 and 114,787.68 is: 158,356.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,396.52 : 269,561.60 = 114,787.68 : x
  2. Step 2: Convert to fraction form
    195,396.52/269,561.60 = 114,787.68/x
  3. Step 3: Cross multiply
    195,396.52x = 269,561.60 × 114,787.68
  4. Step 4: Simplify right side
    195,396.52x = 30,942,350,681.09
  5. Step 5: Solve for x
    x = 30,942,350,681.09/195,396.52
  6. Step 6: Final answer
    x = 158,356.71

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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.