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Finding the Fourth Proportional to 69,494.84, 104,241.38 and 16,904.36

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Solution

The fourth proportional to 69,494.84, 104,241.38 and 16,904.36 is: 25,356.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,494.84 : 104,241.38 = 16,904.36 : x
  2. Step 2: Convert to fraction form
    69,494.84/104,241.38 = 16,904.36/x
  3. Step 3: Cross multiply
    69,494.84x = 104,241.38 × 16,904.36
  4. Step 4: Simplify right side
    69,494.84x = 1,762,133,814.42
  5. Step 5: Solve for x
    x = 1,762,133,814.42/69,494.84
  6. Step 6: Final answer
    x = 25,356.33

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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.