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Finding the Fourth Proportional to 104,634.76, 156,903 and 38,027.92

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Solution

The fourth proportional to 104,634.76, 156,903 and 38,027.92 is: 57,024.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,634.76 : 156,903 = 38,027.92 : x
  2. Step 2: Convert to fraction form
    104,634.76/156,903 = 38,027.92/x
  3. Step 3: Cross multiply
    104,634.76x = 156,903 × 38,027.92
  4. Step 4: Simplify right side
    104,634.76x = 5,966,694,731.76
  5. Step 5: Solve for x
    x = 5,966,694,731.76/104,634.76
  6. Step 6: Final answer
    x = 57,024.02

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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.