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Finding the Fourth Proportional to 227,363.56, 340,951.48 and 77,615.91

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Solution

The fourth proportional to 227,363.56, 340,951.48 and 77,615.91 is: 116,391.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,363.56 : 340,951.48 = 77,615.91 : x
  2. Step 2: Convert to fraction form
    227,363.56/340,951.48 = 77,615.91/x
  3. Step 3: Cross multiply
    227,363.56x = 340,951.48 × 77,615.91
  4. Step 4: Simplify right side
    227,363.56x = 26,463,259,192.01
  5. Step 5: Solve for x
    x = 26,463,259,192.01/227,363.56
  6. Step 6: Final answer
    x = 116,391.82

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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.