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Finding the Fourth Proportional to 181,194.73, 271,813.71 and 87,633.25

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Solution

The fourth proportional to 181,194.73, 271,813.71 and 87,633.25 is: 131,460.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,194.73 : 271,813.71 = 87,633.25 : x
  2. Step 2: Convert to fraction form
    181,194.73/271,813.71 = 87,633.25/x
  3. Step 3: Cross multiply
    181,194.73x = 271,813.71 × 87,633.25
  4. Step 4: Simplify right side
    181,194.73x = 23,819,918,801.86
  5. Step 5: Solve for x
    x = 23,819,918,801.86/181,194.73
  6. Step 6: Final answer
    x = 131,460.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.