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Finding the Fourth Proportional to 69,348.84, 104,194.44 and 44,399.76

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Solution

The fourth proportional to 69,348.84, 104,194.44 and 44,399.76 is: 66,709.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,348.84 : 104,194.44 = 44,399.76 : x
  2. Step 2: Convert to fraction form
    69,348.84/104,194.44 = 44,399.76/x
  3. Step 3: Cross multiply
    69,348.84x = 104,194.44 × 44,399.76
  4. Step 4: Simplify right side
    69,348.84x = 4,626,208,129.33
  5. Step 5: Solve for x
    x = 4,626,208,129.33/69,348.84
  6. Step 6: Final answer
    x = 66,709.24

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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.