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Finding the Fourth Proportional to 69,558.50, 104,267.30 and 27,468.28

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Solution

The fourth proportional to 69,558.50, 104,267.30 and 27,468.28 is: 41,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,558.50 : 104,267.30 = 27,468.28 : x
  2. Step 2: Convert to fraction form
    69,558.50/104,267.30 = 27,468.28/x
  3. Step 3: Cross multiply
    69,558.50x = 104,267.30 × 27,468.28
  4. Step 4: Simplify right side
    69,558.50x = 2,864,043,538.75
  5. Step 5: Solve for x
    x = 2,864,043,538.75/69,558.50
  6. Step 6: Final answer
    x = 41,174.60

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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.