Home / 69,974.37-96,567.26-39,764.84

Finding the Fourth Proportional to 69,974.37, 96,567.26 and 39,764.84

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Solution

The fourth proportional to 69,974.37, 96,567.26 and 39,764.84 is: 54,876.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,974.37 : 96,567.26 = 39,764.84 : x
  2. Step 2: Convert to fraction form
    69,974.37/96,567.26 = 39,764.84/x
  3. Step 3: Cross multiply
    69,974.37x = 96,567.26 × 39,764.84
  4. Step 4: Simplify right side
    69,974.37x = 3,839,980,961.48
  5. Step 5: Solve for x
    x = 3,839,980,961.48/69,974.37
  6. Step 6: Final answer
    x = 54,876.96

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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.