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Finding the Fourth Proportional to 172,837.48, 259,068.96 and 88,481.96

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Solution

The fourth proportional to 172,837.48, 259,068.96 and 88,481.96 is: 132,627.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,837.48 : 259,068.96 = 88,481.96 : x
  2. Step 2: Convert to fraction form
    172,837.48/259,068.96 = 88,481.96/x
  3. Step 3: Cross multiply
    172,837.48x = 259,068.96 × 88,481.96
  4. Step 4: Simplify right side
    172,837.48x = 22,922,929,355.96
  5. Step 5: Solve for x
    x = 22,922,929,355.96/172,837.48
  6. Step 6: Final answer
    x = 132,627.07

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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.