Home / 168,102.16-231,982.06-92,650.66

Finding the Fourth Proportional to 168,102.16, 231,982.06 and 92,650.66

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Solution

The fourth proportional to 168,102.16, 231,982.06 and 92,650.66 is: 127,858.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,102.16 : 231,982.06 = 92,650.66 : x
  2. Step 2: Convert to fraction form
    168,102.16/231,982.06 = 92,650.66/x
  3. Step 3: Cross multiply
    168,102.16x = 231,982.06 × 92,650.66
  4. Step 4: Simplify right side
    168,102.16x = 21,493,290,967.16
  5. Step 5: Solve for x
    x = 21,493,290,967.16/168,102.16
  6. Step 6: Final answer
    x = 127,858.51

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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.