Home / 106,286.75-146,682.37-58,540.08

Finding the Fourth Proportional to 106,286.75, 146,682.37 and 58,540.08

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Solution

The fourth proportional to 106,286.75, 146,682.37 and 58,540.08 is: 80,788.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,286.75 : 146,682.37 = 58,540.08 : x
  2. Step 2: Convert to fraction form
    106,286.75/146,682.37 = 58,540.08/x
  3. Step 3: Cross multiply
    106,286.75x = 146,682.37 × 58,540.08
  4. Step 4: Simplify right side
    106,286.75x = 8,586,797,674.39
  5. Step 5: Solve for x
    x = 8,586,797,674.39/106,286.75
  6. Step 6: Final answer
    x = 80,788.98

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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.