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Finding the Fourth Proportional to 107,375.76, 148,183.02 and 59,629.50

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Solution

The fourth proportional to 107,375.76, 148,183.02 and 59,629.50 is: 82,291.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,375.76 : 148,183.02 = 59,629.50 : x
  2. Step 2: Convert to fraction form
    107,375.76/148,183.02 = 59,629.50/x
  3. Step 3: Cross multiply
    107,375.76x = 148,183.02 × 59,629.50
  4. Step 4: Simplify right side
    107,375.76x = 8,836,079,391.09
  5. Step 5: Solve for x
    x = 8,836,079,391.09/107,375.76
  6. Step 6: Final answer
    x = 82,291.19

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Why These Related Problems?

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