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Finding the Fourth Proportional to 104,167.58, 156,042.38 and 47,929.34

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Solution

The fourth proportional to 104,167.58, 156,042.38 and 47,929.34 is: 71,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,167.58 : 156,042.38 = 47,929.34 : x
  2. Step 2: Convert to fraction form
    104,167.58/156,042.38 = 47,929.34/x
  3. Step 3: Cross multiply
    104,167.58x = 156,042.38 × 47,929.34
  4. Step 4: Simplify right side
    104,167.58x = 7,479,008,285.43
  5. Step 5: Solve for x
    x = 7,479,008,285.43/104,167.58
  6. Step 6: Final answer
    x = 71,797.85

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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.