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Finding the Fourth Proportional to 65,183.56, 89,953.33 and 35,375.56

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Solution

The fourth proportional to 65,183.56, 89,953.33 and 35,375.56 is: 48,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,183.56 : 89,953.33 = 35,375.56 : x
  2. Step 2: Convert to fraction form
    65,183.56/89,953.33 = 35,375.56/x
  3. Step 3: Cross multiply
    65,183.56x = 89,953.33 × 35,375.56
  4. Step 4: Simplify right side
    65,183.56x = 3,182,149,245.74
  5. Step 5: Solve for x
    x = 3,182,149,245.74/65,183.56
  6. Step 6: Final answer
    x = 48,818.28

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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.