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Finding the Fourth Proportional to 158,469.62, 237,713.09 and 40,141.98

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Solution

The fourth proportional to 158,469.62, 237,713.09 and 40,141.98 is: 60,215.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,469.62 : 237,713.09 = 40,141.98 : x
  2. Step 2: Convert to fraction form
    158,469.62/237,713.09 = 40,141.98/x
  3. Step 3: Cross multiply
    158,469.62x = 237,713.09 × 40,141.98
  4. Step 4: Simplify right side
    158,469.62x = 9,542,274,104.52
  5. Step 5: Solve for x
    x = 9,542,274,104.52/158,469.62
  6. Step 6: Final answer
    x = 60,215.16

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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.