Home / 50,059.20-75,064.80-18,447.60

Finding the Fourth Proportional to 50,059.20, 75,064.80 and 18,447.60

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Solution

The fourth proportional to 50,059.20, 75,064.80 and 18,447.60 is: 27,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,059.20 : 75,064.80 = 18,447.60 : x
  2. Step 2: Convert to fraction form
    50,059.20/75,064.80 = 18,447.60/x
  3. Step 3: Cross multiply
    50,059.20x = 75,064.80 × 18,447.60
  4. Step 4: Simplify right side
    50,059.20x = 1,384,765,404.48
  5. Step 5: Solve for x
    x = 1,384,765,404.48/50,059.20
  6. Step 6: Final answer
    x = 27,662.56

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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.