Home / 69,462.75-104,194.03-16,872.15

Finding the Fourth Proportional to 69,462.75, 104,194.03 and 16,872.15

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Solution

The fourth proportional to 69,462.75, 104,194.03 and 16,872.15 is: 25,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,462.75 : 104,194.03 = 16,872.15 : x
  2. Step 2: Convert to fraction form
    69,462.75/104,194.03 = 16,872.15/x
  3. Step 3: Cross multiply
    69,462.75x = 104,194.03 × 16,872.15
  4. Step 4: Simplify right side
    69,462.75x = 1,757,977,303.26
  5. Step 5: Solve for x
    x = 1,757,977,303.26/69,462.75
  6. Step 6: Final answer
    x = 25,308.20

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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.