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Finding the Fourth Proportional to 106,161.84, 159,243.98 and 36,046.62

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Solution

The fourth proportional to 106,161.84, 159,243.98 and 36,046.62 is: 54,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,161.84 : 159,243.98 = 36,046.62 : x
  2. Step 2: Convert to fraction form
    106,161.84/159,243.98 = 36,046.62/x
  3. Step 3: Cross multiply
    106,161.84x = 159,243.98 × 36,046.62
  4. Step 4: Simplify right side
    106,161.84x = 5,740,207,054.11
  5. Step 5: Solve for x
    x = 5,740,207,054.11/106,161.84
  6. Step 6: Final answer
    x = 54,070.34

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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.