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Finding the Fourth Proportional to 69,497.94, 104,245.92 and 16,907.52

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Solution

The fourth proportional to 69,497.94, 104,245.92 and 16,907.52 is: 25,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,497.94 : 104,245.92 = 16,907.52 : x
  2. Step 2: Convert to fraction form
    69,497.94/104,245.92 = 16,907.52/x
  3. Step 3: Cross multiply
    69,497.94x = 104,245.92 × 16,907.52
  4. Step 4: Simplify right side
    69,497.94x = 1,762,539,977.32
  5. Step 5: Solve for x
    x = 1,762,539,977.32/69,497.94
  6. Step 6: Final answer
    x = 25,361.04

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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.