Home / 132,251.84-199,092.75-120,481.25

Finding the Fourth Proportional to 132,251.84, 199,092.75 and 120,481.25

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Solution

The fourth proportional to 132,251.84, 199,092.75 and 120,481.25 is: 181,373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,251.84 : 199,092.75 = 120,481.25 : x
  2. Step 2: Convert to fraction form
    132,251.84/199,092.75 = 120,481.25/x
  3. Step 3: Cross multiply
    132,251.84x = 199,092.75 × 120,481.25
  4. Step 4: Simplify right side
    132,251.84x = 23,986,942,783.53
  5. Step 5: Solve for x
    x = 23,986,942,783.53/132,251.84
  6. Step 6: Final answer
    x = 181,373.23

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.