Home / 69,665.56-104,498.31-17,074.60

Finding the Fourth Proportional to 69,665.56, 104,498.31 and 17,074.60

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Solution

The fourth proportional to 69,665.56, 104,498.31 and 17,074.60 is: 25,611.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,665.56 : 104,498.31 = 17,074.60 : x
  2. Step 2: Convert to fraction form
    69,665.56/104,498.31 = 17,074.60/x
  3. Step 3: Cross multiply
    69,665.56x = 104,498.31 × 17,074.60
  4. Step 4: Simplify right side
    69,665.56x = 1,784,266,321.43
  5. Step 5: Solve for x
    x = 1,784,266,321.43/69,665.56
  6. Step 6: Final answer
    x = 25,611.89

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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.