Home / 106,517.88-146,995.20-58,771.26

Finding the Fourth Proportional to 106,517.88, 146,995.20 and 58,771.26

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Solution

The fourth proportional to 106,517.88, 146,995.20 and 58,771.26 is: 81,104.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,517.88 : 146,995.20 = 58,771.26 : x
  2. Step 2: Convert to fraction form
    106,517.88/146,995.20 = 58,771.26/x
  3. Step 3: Cross multiply
    106,517.88x = 146,995.20 × 58,771.26
  4. Step 4: Simplify right side
    106,517.88x = 8,639,093,117.95
  5. Step 5: Solve for x
    x = 8,639,093,117.95/106,517.88
  6. Step 6: Final answer
    x = 81,104.63

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1.5x scale

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.