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Finding the Fourth Proportional to 104,512.54, 156,661.44 and 41,306.98

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Solution

The fourth proportional to 104,512.54, 156,661.44 and 41,306.98 is: 61,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,512.54 : 156,661.44 = 41,306.98 : x
  2. Step 2: Convert to fraction form
    104,512.54/156,661.44 = 41,306.98/x
  3. Step 3: Cross multiply
    104,512.54x = 156,661.44 × 41,306.98
  4. Step 4: Simplify right side
    104,512.54x = 6,471,210,968.85
  5. Step 5: Solve for x
    x = 6,471,210,968.85/104,512.54
  6. Step 6: Final answer
    x = 61,918.03

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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.