Home / 168,977.10-233,178.84-92,481.78

Finding the Fourth Proportional to 168,977.10, 233,178.84 and 92,481.78

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Solution

The fourth proportional to 168,977.10, 233,178.84 and 92,481.78 is: 127,619.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,977.10 : 233,178.84 = 92,481.78 : x
  2. Step 2: Convert to fraction form
    168,977.10/233,178.84 = 92,481.78/x
  3. Step 3: Cross multiply
    168,977.10x = 233,178.84 × 92,481.78
  4. Step 4: Simplify right side
    168,977.10x = 21,564,794,181.54
  5. Step 5: Solve for x
    x = 21,564,794,181.54/168,977.10
  6. Step 6: Final answer
    x = 127,619.63

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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.