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Finding the Fourth Proportional to 111,776.58, 167,662.44 and 52,579.44

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Solution

The fourth proportional to 111,776.58, 167,662.44 and 52,579.44 is: 78,868.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,776.58 : 167,662.44 = 52,579.44 : x
  2. Step 2: Convert to fraction form
    111,776.58/167,662.44 = 52,579.44/x
  3. Step 3: Cross multiply
    111,776.58x = 167,662.44 × 52,579.44
  4. Step 4: Simplify right side
    111,776.58x = 8,815,597,204.23
  5. Step 5: Solve for x
    x = 8,815,597,204.23/111,776.58
  6. Step 6: Final answer
    x = 78,868.02

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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.