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Finding the Fourth Proportional to 104,378.00, 156,575.70 and 33,310.89

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Solution

The fourth proportional to 104,378.00, 156,575.70 and 33,310.89 is: 49,969.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,378.00 : 156,575.70 = 33,310.89 : x
  2. Step 2: Convert to fraction form
    104,378.00/156,575.70 = 33,310.89/x
  3. Step 3: Cross multiply
    104,378.00x = 156,575.70 × 33,310.89
  4. Step 4: Simplify right side
    104,378.00x = 5,215,675,919.37
  5. Step 5: Solve for x
    x = 5,215,675,919.37/104,378.00
  6. Step 6: Final answer
    x = 49,969.11

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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.