Home / 74,589.32-111,817.42-27,844.36

Finding the Fourth Proportional to 74,589.32, 111,817.42 and 27,844.36

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Solution

The fourth proportional to 74,589.32, 111,817.42 and 27,844.36 is: 41,741.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,589.32 : 111,817.42 = 27,844.36 : x
  2. Step 2: Convert to fraction form
    74,589.32/111,817.42 = 27,844.36/x
  3. Step 3: Cross multiply
    74,589.32x = 111,817.42 × 27,844.36
  4. Step 4: Simplify right side
    74,589.32x = 3,113,484,496.75
  5. Step 5: Solve for x
    x = 3,113,484,496.75/74,589.32
  6. Step 6: Final answer
    x = 41,741.69

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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.