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Finding the Fourth Proportional to 110,958.40, 166,446.76 and 36,076.84

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Solution

The fourth proportional to 110,958.40, 166,446.76 and 36,076.84 is: 54,118.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,958.40 : 166,446.76 = 36,076.84 : x
  2. Step 2: Convert to fraction form
    110,958.40/166,446.76 = 36,076.84/x
  3. Step 3: Cross multiply
    110,958.40x = 166,446.76 × 36,076.84
  4. Step 4: Simplify right side
    110,958.40x = 6,004,873,129.04
  5. Step 5: Solve for x
    x = 6,004,873,129.04/110,958.40
  6. Step 6: Final answer
    x = 54,118.24

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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.