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Finding the Fourth Proportional to 181,309.54, 271,940.82 and 48,200.62

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Solution

The fourth proportional to 181,309.54, 271,940.82 and 48,200.62 is: 72,294.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,309.54 : 271,940.82 = 48,200.62 : x
  2. Step 2: Convert to fraction form
    181,309.54/271,940.82 = 48,200.62/x
  3. Step 3: Cross multiply
    181,309.54x = 271,940.82 × 48,200.62
  4. Step 4: Simplify right side
    181,309.54x = 13,107,716,127.31
  5. Step 5: Solve for x
    x = 13,107,716,127.31/181,309.54
  6. Step 6: Final answer
    x = 72,294.69

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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.