Home / 106,310.82-146,708.25-58,563.06

Finding the Fourth Proportional to 106,310.82, 146,708.25 and 58,563.06

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Solution

The fourth proportional to 106,310.82, 146,708.25 and 58,563.06 is: 80,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,310.82 : 146,708.25 = 58,563.06 : x
  2. Step 2: Convert to fraction form
    106,310.82/146,708.25 = 58,563.06/x
  3. Step 3: Cross multiply
    106,310.82x = 146,708.25 × 58,563.06
  4. Step 4: Simplify right side
    106,310.82x = 8,591,684,047.25
  5. Step 5: Solve for x
    x = 8,591,684,047.25/106,310.82
  6. Step 6: Final answer
    x = 80,816.65

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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.