Home / 168,033.40-231,890.34-92,581.88

Finding the Fourth Proportional to 168,033.40, 231,890.34 and 92,581.88

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Solution

The fourth proportional to 168,033.40, 231,890.34 and 92,581.88 is: 127,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,033.40 : 231,890.34 = 92,581.88 : x
  2. Step 2: Convert to fraction form
    168,033.40/231,890.34 = 92,581.88/x
  3. Step 3: Cross multiply
    168,033.40x = 231,890.34 × 92,581.88
  4. Step 4: Simplify right side
    168,033.40x = 21,468,843,631.04
  5. Step 5: Solve for x
    x = 21,468,843,631.04/168,033.40
  6. Step 6: Final answer
    x = 127,765.33

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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.