Home / 107,816.57-161,748.66-32,942.57

Finding the Fourth Proportional to 107,816.57, 161,748.66 and 32,942.57

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Solution

The fourth proportional to 107,816.57, 161,748.66 and 32,942.57 is: 49,421.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,816.57 : 161,748.66 = 32,942.57 : x
  2. Step 2: Convert to fraction form
    107,816.57/161,748.66 = 32,942.57/x
  3. Step 3: Cross multiply
    107,816.57x = 161,748.66 × 32,942.57
  4. Step 4: Simplify right side
    107,816.57x = 5,328,416,067.73
  5. Step 5: Solve for x
    x = 5,328,416,067.73/107,816.57
  6. Step 6: Final answer
    x = 49,421.12

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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.