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Finding the Fourth Proportional to 104,648.52, 156,950.64 and 34,511.16

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Solution

The fourth proportional to 104,648.52, 156,950.64 and 34,511.16 is: 51,759.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,648.52 : 156,950.64 = 34,511.16 : x
  2. Step 2: Convert to fraction form
    104,648.52/156,950.64 = 34,511.16/x
  3. Step 3: Cross multiply
    104,648.52x = 156,950.64 × 34,511.16
  4. Step 4: Simplify right side
    104,648.52x = 5,416,548,649.14
  5. Step 5: Solve for x
    x = 5,416,548,649.14/104,648.52
  6. Step 6: Final answer
    x = 51,759.44

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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.