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Finding the Fourth Proportional to 172,606.60, 258,935.42 and 88,414.39

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Solution

The fourth proportional to 172,606.60, 258,935.42 and 88,414.39 is: 132,634.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,606.60 : 258,935.42 = 88,414.39 : x
  2. Step 2: Convert to fraction form
    172,606.60/258,935.42 = 88,414.39/x
  3. Step 3: Cross multiply
    172,606.60x = 258,935.42 × 88,414.39
  4. Step 4: Simplify right side
    172,606.60x = 22,893,617,208.69
  5. Step 5: Solve for x
    x = 22,893,617,208.69/172,606.60
  6. Step 6: Final answer
    x = 132,634.66

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