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Finding the Fourth Proportional to 61,174.98, 91,761.39 and 16,801.56

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Solution

The fourth proportional to 61,174.98, 91,761.39 and 16,801.56 is: 25,202.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,174.98 : 91,761.39 = 16,801.56 : x
  2. Step 2: Convert to fraction form
    61,174.98/91,761.39 = 16,801.56/x
  3. Step 3: Cross multiply
    61,174.98x = 91,761.39 × 16,801.56
  4. Step 4: Simplify right side
    61,174.98x = 1,541,734,499.77
  5. Step 5: Solve for x
    x = 1,541,734,499.77/61,174.98
  6. Step 6: Final answer
    x = 25,202.04

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1.5x scale

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.