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Finding the Fourth Proportional to 110,825.93, 166,238.90 and 27,719.93

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Solution

The fourth proportional to 110,825.93, 166,238.90 and 27,719.93 is: 41,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,825.93 : 166,238.90 = 27,719.93 : x
  2. Step 2: Convert to fraction form
    110,825.93/166,238.90 = 27,719.93/x
  3. Step 3: Cross multiply
    110,825.93x = 166,238.90 × 27,719.93
  4. Step 4: Simplify right side
    110,825.93x = 4,608,130,671.28
  5. Step 5: Solve for x
    x = 4,608,130,671.28/110,825.93
  6. Step 6: Final answer
    x = 41,579.90

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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.