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Finding the Fourth Proportional to 104,059.33, 156,080.95 and 29,175.50

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Solution

The fourth proportional to 104,059.33, 156,080.95 and 29,175.50 is: 43,760.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,059.33 : 156,080.95 = 29,175.50 : x
  2. Step 2: Convert to fraction form
    104,059.33/156,080.95 = 29,175.50/x
  3. Step 3: Cross multiply
    104,059.33x = 156,080.95 × 29,175.50
  4. Step 4: Simplify right side
    104,059.33x = 4,553,739,756.73
  5. Step 5: Solve for x
    x = 4,553,739,756.73/104,059.33
  6. Step 6: Final answer
    x = 43,760.99

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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.