Home / 168,052.50-231,917.40-92,605.86

Finding the Fourth Proportional to 168,052.50, 231,917.40 and 92,605.86

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Solution

The fourth proportional to 168,052.50, 231,917.40 and 92,605.86 is: 127,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,052.50 : 231,917.40 = 92,605.86 : x
  2. Step 2: Convert to fraction form
    168,052.50/231,917.40 = 92,605.86/x
  3. Step 3: Cross multiply
    168,052.50x = 231,917.40 × 92,605.86
  4. Step 4: Simplify right side
    168,052.50x = 21,476,910,275.96
  5. Step 5: Solve for x
    x = 21,476,910,275.96/168,052.50
  6. Step 6: Final answer
    x = 127,798.81

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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.