Home / 168,463.28-252,996.11-161,690.57

Finding the Fourth Proportional to 168,463.28, 252,996.11 and 161,690.57

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Solution

The fourth proportional to 168,463.28, 252,996.11 and 161,690.57 is: 242,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,463.28 : 252,996.11 = 161,690.57 : x
  2. Step 2: Convert to fraction form
    168,463.28/252,996.11 = 161,690.57/x
  3. Step 3: Cross multiply
    168,463.28x = 252,996.11 × 161,690.57
  4. Step 4: Simplify right side
    168,463.28x = 40,907,084,425.23
  5. Step 5: Solve for x
    x = 40,907,084,425.23/168,463.28
  6. Step 6: Final answer
    x = 242,824.93

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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.