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Finding the Fourth Proportional to 111,400.92, 167,059.80 and 44,818.56

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Solution

The fourth proportional to 111,400.92, 167,059.80 and 44,818.56 is: 67,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,400.92 : 167,059.80 = 44,818.56 : x
  2. Step 2: Convert to fraction form
    111,400.92/167,059.80 = 44,818.56/x
  3. Step 3: Cross multiply
    111,400.92x = 167,059.80 × 44,818.56
  4. Step 4: Simplify right side
    111,400.92x = 7,487,379,669.89
  5. Step 5: Solve for x
    x = 7,487,379,669.89/111,400.92
  6. Step 6: Final answer
    x = 67,211.11

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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.