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Finding the Fourth Proportional to 69,102.73, 103,675.97 and 24,728.50

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Solution

The fourth proportional to 69,102.73, 103,675.97 and 24,728.50 is: 37,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,102.73 : 103,675.97 = 24,728.50 : x
  2. Step 2: Convert to fraction form
    69,102.73/103,675.97 = 24,728.50/x
  3. Step 3: Cross multiply
    69,102.73x = 103,675.97 × 24,728.50
  4. Step 4: Simplify right side
    69,102.73x = 2,563,751,224.15
  5. Step 5: Solve for x
    x = 2,563,751,224.15/69,102.73
  6. Step 6: Final answer
    x = 37,100.58

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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.