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Finding the Fourth Proportional to 110,552.64, 165,861.20 and 35,671.20

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Solution

The fourth proportional to 110,552.64, 165,861.20 and 35,671.20 is: 53,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,552.64 : 165,861.20 = 35,671.20 : x
  2. Step 2: Convert to fraction form
    110,552.64/165,861.20 = 35,671.20/x
  3. Step 3: Cross multiply
    110,552.64x = 165,861.20 × 35,671.20
  4. Step 4: Simplify right side
    110,552.64x = 5,916,468,037.44
  5. Step 5: Solve for x
    x = 5,916,468,037.44/110,552.64
  6. Step 6: Final answer
    x = 53,517.20

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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.