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Finding the Fourth Proportional to 182,105.60, 273,158.40 and 164,390.90

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Solution

The fourth proportional to 182,105.60, 273,158.40 and 164,390.90 is: 246,586.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,105.60 : 273,158.40 = 164,390.90 : x
  2. Step 2: Convert to fraction form
    182,105.60/273,158.40 = 164,390.90/x
  3. Step 3: Cross multiply
    182,105.60x = 273,158.40 × 164,390.90
  4. Step 4: Simplify right side
    182,105.60x = 44,904,755,218.56
  5. Step 5: Solve for x
    x = 44,904,755,218.56/182,105.60
  6. Step 6: Final answer
    x = 246,586.35

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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.