Home / 80,535.40-111,194.44-50,334.28

Finding the Fourth Proportional to 80,535.40, 111,194.44 and 50,334.28

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Solution

The fourth proportional to 80,535.40, 111,194.44 and 50,334.28 is: 69,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,535.40 : 111,194.44 = 50,334.28 : x
  2. Step 2: Convert to fraction form
    80,535.40/111,194.44 = 50,334.28/x
  3. Step 3: Cross multiply
    80,535.40x = 111,194.44 × 50,334.28
  4. Step 4: Simplify right side
    80,535.40x = 5,596,891,673.58
  5. Step 5: Solve for x
    x = 5,596,891,673.58/80,535.40
  6. Step 6: Final answer
    x = 69,496.05

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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.