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Finding the Fourth Proportional to 151,754.36, 227,600.12 and 45,138.92

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Solution

The fourth proportional to 151,754.36, 227,600.12 and 45,138.92 is: 67,699.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,754.36 : 227,600.12 = 45,138.92 : x
  2. Step 2: Convert to fraction form
    151,754.36/227,600.12 = 45,138.92/x
  3. Step 3: Cross multiply
    151,754.36x = 227,600.12 × 45,138.92
  4. Step 4: Simplify right side
    151,754.36x = 10,273,623,608.67
  5. Step 5: Solve for x
    x = 10,273,623,608.67/151,754.36
  6. Step 6: Final answer
    x = 67,699.03

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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.