Home / 168,030.92-231,883.38-92,579.42

Finding the Fourth Proportional to 168,030.92, 231,883.38 and 92,579.42

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Solution

The fourth proportional to 168,030.92, 231,883.38 and 92,579.42 is: 127,759.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,030.92 : 231,883.38 = 92,579.42 : x
  2. Step 2: Convert to fraction form
    168,030.92/231,883.38 = 92,579.42/x
  3. Step 3: Cross multiply
    168,030.92x = 231,883.38 × 92,579.42
  4. Step 4: Simplify right side
    168,030.92x = 21,467,628,828.04
  5. Step 5: Solve for x
    x = 21,467,628,828.04/168,030.92
  6. Step 6: Final answer
    x = 127,759.99

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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.