Home / 53,733.44-80,600.16-20,445.68

Finding the Fourth Proportional to 53,733.44, 80,600.16 and 20,445.68

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Solution

The fourth proportional to 53,733.44, 80,600.16 and 20,445.68 is: 30,668.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,733.44 : 80,600.16 = 20,445.68 : x
  2. Step 2: Convert to fraction form
    53,733.44/80,600.16 = 20,445.68/x
  3. Step 3: Cross multiply
    53,733.44x = 80,600.16 × 20,445.68
  4. Step 4: Simplify right side
    53,733.44x = 1,647,925,079.31
  5. Step 5: Solve for x
    x = 1,647,925,079.31/53,733.44
  6. Step 6: Final answer
    x = 30,668.52

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Similar ratio
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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.