Home / 105,972.24-158,957.88-27,086.34

Finding the Fourth Proportional to 105,972.24, 158,957.88 and 27,086.34

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Solution

The fourth proportional to 105,972.24, 158,957.88 and 27,086.34 is: 40,629.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,972.24 : 158,957.88 = 27,086.34 : x
  2. Step 2: Convert to fraction form
    105,972.24/158,957.88 = 27,086.34/x
  3. Step 3: Cross multiply
    105,972.24x = 158,957.88 × 27,086.34
  4. Step 4: Simplify right side
    105,972.24x = 4,305,587,183.36
  5. Step 5: Solve for x
    x = 4,305,587,183.36/105,972.24
  6. Step 6: Final answer
    x = 40,629.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.