Home / 132,344.45-198,553.73-53,514.03

Finding the Fourth Proportional to 132,344.45, 198,553.73 and 53,514.03

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Solution

The fourth proportional to 132,344.45, 198,553.73 and 53,514.03 is: 80,286.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,344.45 : 198,553.73 = 53,514.03 : x
  2. Step 2: Convert to fraction form
    132,344.45/198,553.73 = 53,514.03/x
  3. Step 3: Cross multiply
    132,344.45x = 198,553.73 × 53,514.03
  4. Step 4: Simplify right side
    132,344.45x = 10,625,409,996.26
  5. Step 5: Solve for x
    x = 10,625,409,996.26/132,344.45
  6. Step 6: Final answer
    x = 80,286.03

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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.