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Finding the Fourth Proportional to 68,368.97, 102,552.98 and 36,793.88

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Solution

The fourth proportional to 68,368.97, 102,552.98 and 36,793.88 is: 55,190.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,368.97 : 102,552.98 = 36,793.88 : x
  2. Step 2: Convert to fraction form
    68,368.97/102,552.98 = 36,793.88/x
  3. Step 3: Cross multiply
    68,368.97x = 102,552.98 × 36,793.88
  4. Step 4: Simplify right side
    68,368.97x = 3,773,322,039.76
  5. Step 5: Solve for x
    x = 3,773,322,039.76/68,368.97
  6. Step 6: Final answer
    x = 55,190.57

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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.