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Finding the Fourth Proportional to 69,729.76, 104,600.04 and 41,839.84

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Solution

The fourth proportional to 69,729.76, 104,600.04 and 41,839.84 is: 62,763.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,729.76 : 104,600.04 = 41,839.84 : x
  2. Step 2: Convert to fraction form
    69,729.76/104,600.04 = 41,839.84/x
  3. Step 3: Cross multiply
    69,729.76x = 104,600.04 × 41,839.84
  4. Step 4: Simplify right side
    69,729.76x = 4,376,448,937.59
  5. Step 5: Solve for x
    x = 4,376,448,937.59/69,729.76
  6. Step 6: Final answer
    x = 62,763.00

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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.