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Finding the Fourth Proportional to 111,963.52, 167,950.14 and 41,804.56

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Solution

The fourth proportional to 111,963.52, 167,950.14 and 41,804.56 is: 62,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,963.52 : 167,950.14 = 41,804.56 : x
  2. Step 2: Convert to fraction form
    111,963.52/167,950.14 = 41,804.56/x
  3. Step 3: Cross multiply
    111,963.52x = 167,950.14 × 41,804.56
  4. Step 4: Simplify right side
    111,963.52x = 7,021,081,704.64
  5. Step 5: Solve for x
    x = 7,021,081,704.64/111,963.52
  6. Step 6: Final answer
    x = 62,708.65

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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.