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Finding the Fourth Proportional to 181,487.83, 271,857.22 and 106,379.91

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Solution

The fourth proportional to 181,487.83, 271,857.22 and 106,379.91 is: 159,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,487.83 : 271,857.22 = 106,379.91 : x
  2. Step 2: Convert to fraction form
    181,487.83/271,857.22 = 106,379.91/x
  3. Step 3: Cross multiply
    181,487.83x = 271,857.22 × 106,379.91
  4. Step 4: Simplify right side
    181,487.83x = 28,920,146,596.45
  5. Step 5: Solve for x
    x = 28,920,146,596.45/181,487.83
  6. Step 6: Final answer
    x = 159,350.34

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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.