Home / 69,849.64-96,394.55-38,020.60

Finding the Fourth Proportional to 69,849.64, 96,394.55 and 38,020.60

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Solution

The fourth proportional to 69,849.64, 96,394.55 and 38,020.60 is: 52,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,849.64 : 96,394.55 = 38,020.60 : x
  2. Step 2: Convert to fraction form
    69,849.64/96,394.55 = 38,020.60/x
  3. Step 3: Cross multiply
    69,849.64x = 96,394.55 × 38,020.60
  4. Step 4: Simplify right side
    69,849.64x = 3,664,978,627.73
  5. Step 5: Solve for x
    x = 3,664,978,627.73/69,849.64
  6. Step 6: Final answer
    x = 52,469.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.