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Finding the Fourth Proportional to 104,396.68, 156,543.11 and 33,310.00

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Solution

The fourth proportional to 104,396.68, 156,543.11 and 33,310.00 is: 49,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,396.68 : 156,543.11 = 33,310.00 : x
  2. Step 2: Convert to fraction form
    104,396.68/156,543.11 = 33,310.00/x
  3. Step 3: Cross multiply
    104,396.68x = 156,543.11 × 33,310.00
  4. Step 4: Simplify right side
    104,396.68x = 5,214,450,044.83
  5. Step 5: Solve for x
    x = 5,214,450,044.83/104,396.68
  6. Step 6: Final answer
    x = 49,948.43

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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.