Home / 53,690.44-80,550.26-18,632.84

Finding the Fourth Proportional to 53,690.44, 80,550.26 and 18,632.84

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Solution

The fourth proportional to 53,690.44, 80,550.26 and 18,632.84 is: 27,954.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,690.44 : 80,550.26 = 18,632.84 : x
  2. Step 2: Convert to fraction form
    53,690.44/80,550.26 = 18,632.84/x
  3. Step 3: Cross multiply
    53,690.44x = 80,550.26 × 18,632.84
  4. Step 4: Simplify right side
    53,690.44x = 1,500,880,106.54
  5. Step 5: Solve for x
    x = 1,500,880,106.54/53,690.44
  6. Step 6: Final answer
    x = 27,954.33

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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.