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Finding the Fourth Proportional to 227,225.48, 340,840.38 and 61,013.48

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Solution

The fourth proportional to 227,225.48, 340,840.38 and 61,013.48 is: 91,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,225.48 : 340,840.38 = 61,013.48 : x
  2. Step 2: Convert to fraction form
    227,225.48/340,840.38 = 61,013.48/x
  3. Step 3: Cross multiply
    227,225.48x = 340,840.38 × 61,013.48
  4. Step 4: Simplify right side
    227,225.48x = 20,795,857,708.32
  5. Step 5: Solve for x
    x = 20,795,857,708.32/227,225.48
  6. Step 6: Final answer
    x = 91,520.80

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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.