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Finding the Fourth Proportional to 103,267.27, 154,917.12 and 44,103.25

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Solution

The fourth proportional to 103,267.27, 154,917.12 and 44,103.25 is: 66,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,267.27 : 154,917.12 = 44,103.25 : x
  2. Step 2: Convert to fraction form
    103,267.27/154,917.12 = 44,103.25/x
  3. Step 3: Cross multiply
    103,267.27x = 154,917.12 × 44,103.25
  4. Step 4: Simplify right side
    103,267.27x = 6,832,348,472.64
  5. Step 5: Solve for x
    x = 6,832,348,472.64/103,267.27
  6. Step 6: Final answer
    x = 66,161.80

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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.