Home / 83,738.25-125,574.57-33,809.04

Finding the Fourth Proportional to 83,738.25, 125,574.57 and 33,809.04

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Solution

The fourth proportional to 83,738.25, 125,574.57 and 33,809.04 is: 50,700.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,738.25 : 125,574.57 = 33,809.04 : x
  2. Step 2: Convert to fraction form
    83,738.25/125,574.57 = 33,809.04/x
  3. Step 3: Cross multiply
    83,738.25x = 125,574.57 × 33,809.04
  4. Step 4: Simplify right side
    83,738.25x = 4,245,555,660.11
  5. Step 5: Solve for x
    x = 4,245,555,660.11/83,738.25
  6. Step 6: Final answer
    x = 50,700.32

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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.