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Finding the Fourth Proportional to 69,273.87, 103,910.84 and 16,683.34

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Solution

The fourth proportional to 69,273.87, 103,910.84 and 16,683.34 is: 25,025.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,273.87 : 103,910.84 = 16,683.34 : x
  2. Step 2: Convert to fraction form
    69,273.87/103,910.84 = 16,683.34/x
  3. Step 3: Cross multiply
    69,273.87x = 103,910.84 × 16,683.34
  4. Step 4: Simplify right side
    69,273.87x = 1,733,579,270.43
  5. Step 5: Solve for x
    x = 1,733,579,270.43/69,273.87
  6. Step 6: Final answer
    x = 25,025.01

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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.