Home / 43,167.83-64,760.53-18,207.97

Finding the Fourth Proportional to 43,167.83, 64,760.53 and 18,207.97

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Solution

The fourth proportional to 43,167.83, 64,760.53 and 18,207.97 is: 27,315.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,167.83 : 64,760.53 = 18,207.97 : x
  2. Step 2: Convert to fraction form
    43,167.83/64,760.53 = 18,207.97/x
  3. Step 3: Cross multiply
    43,167.83x = 64,760.53 × 18,207.97
  4. Step 4: Simplify right side
    43,167.83x = 1,179,157,463.62
  5. Step 5: Solve for x
    x = 1,179,157,463.62/43,167.83
  6. Step 6: Final answer
    x = 27,315.65

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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.