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Finding the Fourth Proportional to 164,687.06, 246,839.94 and 75,753.92

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Solution

The fourth proportional to 164,687.06, 246,839.94 and 75,753.92 is: 113,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,687.06 : 246,839.94 = 75,753.92 : x
  2. Step 2: Convert to fraction form
    164,687.06/246,839.94 = 75,753.92/x
  3. Step 3: Cross multiply
    164,687.06x = 246,839.94 × 75,753.92
  4. Step 4: Simplify right side
    164,687.06x = 18,699,091,833.37
  5. Step 5: Solve for x
    x = 18,699,091,833.37/164,687.06
  6. Step 6: Final answer
    x = 113,543.18

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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.