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Finding the Fourth Proportional to 168,977.88, 233,185.95 and 92,495.10

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Solution

The fourth proportional to 168,977.88, 233,185.95 and 92,495.10 is: 127,641.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,977.88 : 233,185.95 = 92,495.10 : x
  2. Step 2: Convert to fraction form
    168,977.88/233,185.95 = 92,495.10/x
  3. Step 3: Cross multiply
    168,977.88x = 233,185.95 × 92,495.10
  4. Step 4: Simplify right side
    168,977.88x = 21,568,557,763.85
  5. Step 5: Solve for x
    x = 21,568,557,763.85/168,977.88
  6. Step 6: Final answer
    x = 127,641.31

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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.