Home / 111,476.20-167,231.69-36,579.29

Finding the Fourth Proportional to 111,476.20, 167,231.69 and 36,579.29

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Solution

The fourth proportional to 111,476.20, 167,231.69 and 36,579.29 is: 54,874.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,476.20 : 167,231.69 = 36,579.29 : x
  2. Step 2: Convert to fraction form
    111,476.20/167,231.69 = 36,579.29/x
  3. Step 3: Cross multiply
    111,476.20x = 167,231.69 × 36,579.29
  4. Step 4: Simplify right side
    111,476.20x = 6,117,216,720.88
  5. Step 5: Solve for x
    x = 6,117,216,720.88/111,476.20
  6. Step 6: Final answer
    x = 54,874.64

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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.