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Finding the Fourth Proportional to 110,803.44, 166,206.78 and 27,697.44

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Solution

The fourth proportional to 110,803.44, 166,206.78 and 27,697.44 is: 41,546.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,803.44 : 166,206.78 = 27,697.44 : x
  2. Step 2: Convert to fraction form
    110,803.44/166,206.78 = 27,697.44/x
  3. Step 3: Cross multiply
    110,803.44x = 166,206.78 × 27,697.44
  4. Step 4: Simplify right side
    110,803.44x = 4,603,502,316.64
  5. Step 5: Solve for x
    x = 4,603,502,316.64/110,803.44
  6. Step 6: Final answer
    x = 41,546.56

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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.