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Finding the Fourth Proportional to 69,496.83, 104,244.03 and 16,906.77

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Solution

The fourth proportional to 69,496.83, 104,244.03 and 16,906.77 is: 25,359.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,496.83 : 104,244.03 = 16,906.77 : x
  2. Step 2: Convert to fraction form
    69,496.83/104,244.03 = 16,906.77/x
  3. Step 3: Cross multiply
    69,496.83x = 104,244.03 × 16,906.77
  4. Step 4: Simplify right side
    69,496.83x = 1,762,429,839.08
  5. Step 5: Solve for x
    x = 1,762,429,839.08/69,496.83
  6. Step 6: Final answer
    x = 25,359.86

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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.