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Finding the Fourth Proportional to 111,946.99, 167,857.31 and 41,797.75

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Solution

The fourth proportional to 111,946.99, 167,857.31 and 41,797.75 is: 62,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,946.99 : 167,857.31 = 41,797.75 : x
  2. Step 2: Convert to fraction form
    111,946.99/167,857.31 = 41,797.75/x
  3. Step 3: Cross multiply
    111,946.99x = 167,857.31 × 41,797.75
  4. Step 4: Simplify right side
    111,946.99x = 7,016,057,670.06
  5. Step 5: Solve for x
    x = 7,016,057,670.06/111,946.99
  6. Step 6: Final answer
    x = 62,673.04

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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.