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Finding the Fourth Proportional to 172,633.73, 238,230.88 and 96,152.59

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Solution

The fourth proportional to 172,633.73, 238,230.88 and 96,152.59 is: 132,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,633.73 : 238,230.88 = 96,152.59 : x
  2. Step 2: Convert to fraction form
    172,633.73/238,230.88 = 96,152.59/x
  3. Step 3: Cross multiply
    172,633.73x = 238,230.88 × 96,152.59
  4. Step 4: Simplify right side
    172,633.73x = 22,906,515,294.02
  5. Step 5: Solve for x
    x = 22,906,515,294.02/172,633.73
  6. Step 6: Final answer
    x = 132,688.52

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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.