Home / 168,976.40-233,284.52-126,191.80

Finding the Fourth Proportional to 168,976.40, 233,284.52 and 126,191.80

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Solution

The fourth proportional to 168,976.40, 233,284.52 and 126,191.80 is: 174,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,976.40 : 233,284.52 = 126,191.80 : x
  2. Step 2: Convert to fraction form
    168,976.40/233,284.52 = 126,191.80/x
  3. Step 3: Cross multiply
    168,976.40x = 233,284.52 × 126,191.80
  4. Step 4: Simplify right side
    168,976.40x = 29,438,593,490.94
  5. Step 5: Solve for x
    x = 29,438,593,490.94/168,976.40
  6. Step 6: Final answer
    x = 174,217.19

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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.