Home / 132,918.57-199,401.55-50,757.54

Finding the Fourth Proportional to 132,918.57, 199,401.55 and 50,757.54

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Solution

The fourth proportional to 132,918.57, 199,401.55 and 50,757.54 is: 76,145.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,918.57 : 199,401.55 = 50,757.54 : x
  2. Step 2: Convert to fraction form
    132,918.57/199,401.55 = 50,757.54/x
  3. Step 3: Cross multiply
    132,918.57x = 199,401.55 × 50,757.54
  4. Step 4: Simplify right side
    132,918.57x = 10,121,131,275.54
  5. Step 5: Solve for x
    x = 10,121,131,275.54/132,918.57
  6. Step 6: Final answer
    x = 76,145.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.