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Finding the Fourth Proportional to 69,762.21, 104,664.92 and 24,173.79

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Solution

The fourth proportional to 69,762.21, 104,664.92 and 24,173.79 is: 36,268.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,762.21 : 104,664.92 = 24,173.79 : x
  2. Step 2: Convert to fraction form
    69,762.21/104,664.92 = 24,173.79/x
  3. Step 3: Cross multiply
    69,762.21x = 104,664.92 × 24,173.79
  4. Step 4: Simplify right side
    69,762.21x = 2,530,147,675.58
  5. Step 5: Solve for x
    x = 2,530,147,675.58/69,762.21
  6. Step 6: Final answer
    x = 36,268.17

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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.