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Finding the Fourth Proportional to 40,644.93, 56,087.40 and 22,736.85

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Solution

The fourth proportional to 40,644.93, 56,087.40 and 22,736.85 is: 31,375.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,644.93 : 56,087.40 = 22,736.85 : x
  2. Step 2: Convert to fraction form
    40,644.93/56,087.40 = 22,736.85/x
  3. Step 3: Cross multiply
    40,644.93x = 56,087.40 × 22,736.85
  4. Step 4: Simplify right side
    40,644.93x = 1,275,250,800.69
  5. Step 5: Solve for x
    x = 1,275,250,800.69/40,644.93
  6. Step 6: Final answer
    x = 31,375.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.