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Finding the Fourth Proportional to 106,468.73, 146,676.18 and 88,251.02

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Solution

The fourth proportional to 106,468.73, 146,676.18 and 88,251.02 is: 121,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,468.73 : 146,676.18 = 88,251.02 : x
  2. Step 2: Convert to fraction form
    106,468.73/146,676.18 = 88,251.02/x
  3. Step 3: Cross multiply
    106,468.73x = 146,676.18 × 88,251.02
  4. Step 4: Simplify right side
    106,468.73x = 12,944,322,494.70
  5. Step 5: Solve for x
    x = 12,944,322,494.70/106,468.73
  6. Step 6: Final answer
    x = 121,578.63

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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.