Home / 37,043.73-51,121.55-20,276.73

Finding the Fourth Proportional to 37,043.73, 51,121.55 and 20,276.73

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Solution

The fourth proportional to 37,043.73, 51,121.55 and 20,276.73 is: 27,982.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,043.73 : 51,121.55 = 20,276.73 : x
  2. Step 2: Convert to fraction form
    37,043.73/51,121.55 = 20,276.73/x
  3. Step 3: Cross multiply
    37,043.73x = 51,121.55 × 20,276.73
  4. Step 4: Simplify right side
    37,043.73x = 1,036,577,765.15
  5. Step 5: Solve for x
    x = 1,036,577,765.15/37,043.73
  6. Step 6: Final answer
    x = 27,982.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.