Home / 203,556.03-305,811.14-192,053.13

Finding the Fourth Proportional to 203,556.03, 305,811.14 and 192,053.13

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Solution

The fourth proportional to 203,556.03, 305,811.14 and 192,053.13 is: 288,529.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,556.03 : 305,811.14 = 192,053.13 : x
  2. Step 2: Convert to fraction form
    203,556.03/305,811.14 = 192,053.13/x
  3. Step 3: Cross multiply
    203,556.03x = 305,811.14 × 192,053.13
  4. Step 4: Simplify right side
    203,556.03x = 58,731,986,625.87
  5. Step 5: Solve for x
    x = 58,731,986,625.87/203,556.03
  6. Step 6: Final answer
    x = 288,529.83

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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.