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Finding the Fourth Proportional to 69,722.39, 104,626.51 and 27,595.30

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Solution

The fourth proportional to 69,722.39, 104,626.51 and 27,595.30 is: 41,409.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,722.39 : 104,626.51 = 27,595.30 : x
  2. Step 2: Convert to fraction form
    69,722.39/104,626.51 = 27,595.30/x
  3. Step 3: Cross multiply
    69,722.39x = 104,626.51 × 27,595.30
  4. Step 4: Simplify right side
    69,722.39x = 2,887,199,600.85
  5. Step 5: Solve for x
    x = 2,887,199,600.85/69,722.39
  6. Step 6: Final answer
    x = 41,409.94

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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.