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Finding the Fourth Proportional to 181,110.30, 271,664.10 and 54,750.30

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Solution

The fourth proportional to 181,110.30, 271,664.10 and 54,750.30 is: 82,125.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,110.30 : 271,664.10 = 54,750.30 : x
  2. Step 2: Convert to fraction form
    181,110.30/271,664.10 = 54,750.30/x
  3. Step 3: Cross multiply
    181,110.30x = 271,664.10 × 54,750.30
  4. Step 4: Simplify right side
    181,110.30x = 14,873,690,974.23
  5. Step 5: Solve for x
    x = 14,873,690,974.23/181,110.30
  6. Step 6: Final answer
    x = 82,125.04

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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.