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Finding the Fourth Proportional to 254,376.60, 381,618.87 and 96,601.56

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Solution

The fourth proportional to 254,376.60, 381,618.87 and 96,601.56 is: 144,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,376.60 : 381,618.87 = 96,601.56 : x
  2. Step 2: Convert to fraction form
    254,376.60/381,618.87 = 96,601.56/x
  3. Step 3: Cross multiply
    254,376.60x = 381,618.87 × 96,601.56
  4. Step 4: Simplify right side
    254,376.60x = 36,864,978,167.44
  5. Step 5: Solve for x
    x = 36,864,978,167.44/254,376.60
  6. Step 6: Final answer
    x = 144,922.84

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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.