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Finding the Fourth Proportional to 104,661.66, 156,970.50 and 34,524.54

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Solution

The fourth proportional to 104,661.66, 156,970.50 and 34,524.54 is: 51,779.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,661.66 : 156,970.50 = 34,524.54 : x
  2. Step 2: Convert to fraction form
    104,661.66/156,970.50 = 34,524.54/x
  3. Step 3: Cross multiply
    104,661.66x = 156,970.50 × 34,524.54
  4. Step 4: Simplify right side
    104,661.66x = 5,419,334,306.07
  5. Step 5: Solve for x
    x = 5,419,334,306.07/104,661.66
  6. Step 6: Final answer
    x = 51,779.56

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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.