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Finding the Fourth Proportional to 168,540.74, 232,584.81 and 92,059.88

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Solution

The fourth proportional to 168,540.74, 232,584.81 and 92,059.88 is: 127,041.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,540.74 : 232,584.81 = 92,059.88 : x
  2. Step 2: Convert to fraction form
    168,540.74/232,584.81 = 92,059.88/x
  3. Step 3: Cross multiply
    168,540.74x = 232,584.81 × 92,059.88
  4. Step 4: Simplify right side
    168,540.74x = 21,411,728,535.50
  5. Step 5: Solve for x
    x = 21,411,728,535.50/168,540.74
  6. Step 6: Final answer
    x = 127,041.86

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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.