Home / 168,206.03-231,651.92-164,531.87

Finding the Fourth Proportional to 168,206.03, 231,651.92 and 164,531.87

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Solution

The fourth proportional to 168,206.03, 231,651.92 and 164,531.87 is: 226,591.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,206.03 : 231,651.92 = 164,531.87 : x
  2. Step 2: Convert to fraction form
    168,206.03/231,651.92 = 164,531.87/x
  3. Step 3: Cross multiply
    168,206.03x = 231,651.92 × 164,531.87
  4. Step 4: Simplify right side
    168,206.03x = 38,114,122,839.76
  5. Step 5: Solve for x
    x = 38,114,122,839.76/168,206.03
  6. Step 6: Final answer
    x = 226,591.90

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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.