Home / 74,564.64-111,846.96-27,183.28

Finding the Fourth Proportional to 74,564.64, 111,846.96 and 27,183.28

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Solution

The fourth proportional to 74,564.64, 111,846.96 and 27,183.28 is: 40,774.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,564.64 : 111,846.96 = 27,183.28 : x
  2. Step 2: Convert to fraction form
    74,564.64/111,846.96 = 27,183.28/x
  3. Step 3: Cross multiply
    74,564.64x = 111,846.96 × 27,183.28
  4. Step 4: Simplify right side
    74,564.64x = 3,040,367,230.83
  5. Step 5: Solve for x
    x = 3,040,367,230.83/74,564.64
  6. Step 6: Final answer
    x = 40,774.92

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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.