Home / 129,206.34-193,858.92-50,375.52

Finding the Fourth Proportional to 129,206.34, 193,858.92 and 50,375.52

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Solution

The fourth proportional to 129,206.34, 193,858.92 and 50,375.52 is: 75,582.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,206.34 : 193,858.92 = 50,375.52 : x
  2. Step 2: Convert to fraction form
    129,206.34/193,858.92 = 50,375.52/x
  3. Step 3: Cross multiply
    129,206.34x = 193,858.92 × 50,375.52
  4. Step 4: Simplify right side
    129,206.34x = 9,765,743,901.64
  5. Step 5: Solve for x
    x = 9,765,743,901.64/129,206.34
  6. Step 6: Final answer
    x = 75,582.54

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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.