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Finding the Fourth Proportional to 167,714.60, 251,564.70 and 56,906.60

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Solution

The fourth proportional to 167,714.60, 251,564.70 and 56,906.60 is: 85,357.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,714.60 : 251,564.70 = 56,906.60 : x
  2. Step 2: Convert to fraction form
    167,714.60/251,564.70 = 56,906.60/x
  3. Step 3: Cross multiply
    167,714.60x = 251,564.70 × 56,906.60
  4. Step 4: Simplify right side
    167,714.60x = 14,315,691,757.02
  5. Step 5: Solve for x
    x = 14,315,691,757.02/167,714.60
  6. Step 6: Final answer
    x = 85,357.46

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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.