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Finding the Fourth Proportional to 165,994.78, 248,992.02 and 60,821.94

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Solution

The fourth proportional to 165,994.78, 248,992.02 and 60,821.94 is: 91,232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,994.78 : 248,992.02 = 60,821.94 : x
  2. Step 2: Convert to fraction form
    165,994.78/248,992.02 = 60,821.94/x
  3. Step 3: Cross multiply
    165,994.78x = 248,992.02 × 60,821.94
  4. Step 4: Simplify right side
    165,994.78x = 15,144,177,700.92
  5. Step 5: Solve for x
    x = 15,144,177,700.92/165,994.78
  6. Step 6: Final answer
    x = 91,232.86

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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.