Home / 168,053.25-231,918.35-92,606.61

Finding the Fourth Proportional to 168,053.25, 231,918.35 and 92,606.61

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Solution

The fourth proportional to 168,053.25, 231,918.35 and 92,606.61 is: 127,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,053.25 : 231,918.35 = 92,606.61 : x
  2. Step 2: Convert to fraction form
    168,053.25/231,918.35 = 92,606.61/x
  3. Step 3: Cross multiply
    168,053.25x = 231,918.35 × 92,606.61
  4. Step 4: Simplify right side
    168,053.25x = 21,477,171,727.26
  5. Step 5: Solve for x
    x = 21,477,171,727.26/168,053.25
  6. Step 6: Final answer
    x = 127,799.80

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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.