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Finding the Fourth Proportional to 104,353.94, 156,553.56 and 34,230.62

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Solution

The fourth proportional to 104,353.94, 156,553.56 and 34,230.62 is: 51,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,353.94 : 156,553.56 = 34,230.62 : x
  2. Step 2: Convert to fraction form
    104,353.94/156,553.56 = 34,230.62/x
  3. Step 3: Cross multiply
    104,353.94x = 156,553.56 × 34,230.62
  4. Step 4: Simplify right side
    104,353.94x = 5,358,925,422.01
  5. Step 5: Solve for x
    x = 5,358,925,422.01/104,353.94
  6. Step 6: Final answer
    x = 51,353.36

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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.