Home / 53,516.44-80,258.22-20,252.20

Finding the Fourth Proportional to 53,516.44, 80,258.22 and 20,252.20

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Solution

The fourth proportional to 53,516.44, 80,258.22 and 20,252.20 is: 30,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,516.44 : 80,258.22 = 20,252.20 : x
  2. Step 2: Convert to fraction form
    53,516.44/80,258.22 = 20,252.20/x
  3. Step 3: Cross multiply
    53,516.44x = 80,258.22 × 20,252.20
  4. Step 4: Simplify right side
    53,516.44x = 1,625,405,523.08
  5. Step 5: Solve for x
    x = 1,625,405,523.08/53,516.44
  6. Step 6: Final answer
    x = 30,372.08

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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.