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Finding the Fourth Proportional to 104,394.91, 156,591.87 and 37,819.45

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Solution

The fourth proportional to 104,394.91, 156,591.87 and 37,819.45 is: 56,729.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,394.91 : 156,591.87 = 37,819.45 : x
  2. Step 2: Convert to fraction form
    104,394.91/156,591.87 = 37,819.45/x
  3. Step 3: Cross multiply
    104,394.91x = 156,591.87 × 37,819.45
  4. Step 4: Simplify right side
    104,394.91x = 5,922,218,397.87
  5. Step 5: Solve for x
    x = 5,922,218,397.87/104,394.91
  6. Step 6: Final answer
    x = 56,729.00

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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.