Home / 53,464.20-80,099.10-43,549.80

Finding the Fourth Proportional to 53,464.20, 80,099.10 and 43,549.80

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Solution

The fourth proportional to 53,464.20, 80,099.10 and 43,549.80 is: 65,245.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,464.20 : 80,099.10 = 43,549.80 : x
  2. Step 2: Convert to fraction form
    53,464.20/80,099.10 = 43,549.80/x
  3. Step 3: Cross multiply
    53,464.20x = 80,099.10 × 43,549.80
  4. Step 4: Simplify right side
    53,464.20x = 3,488,299,785.18
  5. Step 5: Solve for x
    x = 3,488,299,785.18/53,464.20
  6. Step 6: Final answer
    x = 65,245.52

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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.