Home / 73,174.32-109,767.96-20,584.26

Finding the Fourth Proportional to 73,174.32, 109,767.96 and 20,584.26

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Solution

The fourth proportional to 73,174.32, 109,767.96 and 20,584.26 is: 30,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,174.32 : 109,767.96 = 20,584.26 : x
  2. Step 2: Convert to fraction form
    73,174.32/109,767.96 = 20,584.26/x
  3. Step 3: Cross multiply
    73,174.32x = 109,767.96 × 20,584.26
  4. Step 4: Simplify right side
    73,174.32x = 2,259,492,228.31
  5. Step 5: Solve for x
    x = 2,259,492,228.31/73,174.32
  6. Step 6: Final answer
    x = 30,878.21

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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.