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Finding the Fourth Proportional to 163,181.94, 244,604.53 and 68,467.12

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Solution

The fourth proportional to 163,181.94, 244,604.53 and 68,467.12 is: 102,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,181.94 : 244,604.53 = 68,467.12 : x
  2. Step 2: Convert to fraction form
    163,181.94/244,604.53 = 68,467.12/x
  3. Step 3: Cross multiply
    163,181.94x = 244,604.53 × 68,467.12
  4. Step 4: Simplify right side
    163,181.94x = 16,747,368,750.59
  5. Step 5: Solve for x
    x = 16,747,368,750.59/163,181.94
  6. Step 6: Final answer
    x = 102,630.04

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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.