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Finding the Fourth Proportional to 68,049.81, 102,095.48 and 34,793.23

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Solution

The fourth proportional to 68,049.81, 102,095.48 and 34,793.23 is: 52,200.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,049.81 : 102,095.48 = 34,793.23 : x
  2. Step 2: Convert to fraction form
    68,049.81/102,095.48 = 34,793.23/x
  3. Step 3: Cross multiply
    68,049.81x = 102,095.48 × 34,793.23
  4. Step 4: Simplify right side
    68,049.81x = 3,552,231,517.60
  5. Step 5: Solve for x
    x = 3,552,231,517.60/68,049.81
  6. Step 6: Final answer
    x = 52,200.46

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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.