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Finding the Fourth Proportional to 103,167.54, 154,759.50 and 44,003.70

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Solution

The fourth proportional to 103,167.54, 154,759.50 and 44,003.70 is: 66,009.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,167.54 : 154,759.50 = 44,003.70 : x
  2. Step 2: Convert to fraction form
    103,167.54/154,759.50 = 44,003.70/x
  3. Step 3: Cross multiply
    103,167.54x = 154,759.50 × 44,003.70
  4. Step 4: Simplify right side
    103,167.54x = 6,809,990,610.15
  5. Step 5: Solve for x
    x = 6,809,990,610.15/103,167.54
  6. Step 6: Final answer
    x = 66,009.04

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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.