Home / 159,982.68-220,696.14-95,406.36

Finding the Fourth Proportional to 159,982.68, 220,696.14 and 95,406.36

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Solution

The fourth proportional to 159,982.68, 220,696.14 and 95,406.36 is: 131,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,982.68 : 220,696.14 = 95,406.36 : x
  2. Step 2: Convert to fraction form
    159,982.68/220,696.14 = 95,406.36/x
  3. Step 3: Cross multiply
    159,982.68x = 220,696.14 × 95,406.36
  4. Step 4: Simplify right side
    159,982.68x = 21,055,815,383.45
  5. Step 5: Solve for x
    x = 21,055,815,383.45/159,982.68
  6. Step 6: Final answer
    x = 131,613.09

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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.