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Finding the Fourth Proportional to 167,994.64, 251,858.76 and 88,017.27

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Solution

The fourth proportional to 167,994.64, 251,858.76 and 88,017.27 is: 131,956.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,994.64 : 251,858.76 = 88,017.27 : x
  2. Step 2: Convert to fraction form
    167,994.64/251,858.76 = 88,017.27/x
  3. Step 3: Cross multiply
    167,994.64x = 251,858.76 × 88,017.27
  4. Step 4: Simplify right side
    167,994.64x = 22,167,920,480.79
  5. Step 5: Solve for x
    x = 22,167,920,480.79/167,994.64
  6. Step 6: Final answer
    x = 131,956.12

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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.