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Finding the Fourth Proportional to 104,580.54, 156,872.43 and 33,516.54

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Solution

The fourth proportional to 104,580.54, 156,872.43 and 33,516.54 is: 50,275.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,580.54 : 156,872.43 = 33,516.54 : x
  2. Step 2: Convert to fraction form
    104,580.54/156,872.43 = 33,516.54/x
  3. Step 3: Cross multiply
    104,580.54x = 156,872.43 × 33,516.54
  4. Step 4: Simplify right side
    104,580.54x = 5,257,821,074.99
  5. Step 5: Solve for x
    x = 5,257,821,074.99/104,580.54
  6. Step 6: Final answer
    x = 50,275.33

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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.