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Finding the Fourth Proportional to 69,937.97, 104,998.41 and 41,526.80

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Solution

The fourth proportional to 69,937.97, 104,998.41 and 41,526.80 is: 62,344.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,937.97 : 104,998.41 = 41,526.80 : x
  2. Step 2: Convert to fraction form
    69,937.97/104,998.41 = 41,526.80/x
  3. Step 3: Cross multiply
    69,937.97x = 104,998.41 × 41,526.80
  4. Step 4: Simplify right side
    69,937.97x = 4,360,247,972.39
  5. Step 5: Solve for x
    x = 4,360,247,972.39/69,937.97
  6. Step 6: Final answer
    x = 62,344.50

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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.