Home / 37,179.55-51,307.80-20,183.79

Finding the Fourth Proportional to 37,179.55, 51,307.80 and 20,183.79

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Solution

The fourth proportional to 37,179.55, 51,307.80 and 20,183.79 is: 27,853.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,179.55 : 51,307.80 = 20,183.79 : x
  2. Step 2: Convert to fraction form
    37,179.55/51,307.80 = 20,183.79/x
  3. Step 3: Cross multiply
    37,179.55x = 51,307.80 × 20,183.79
  4. Step 4: Simplify right side
    37,179.55x = 1,035,585,860.56
  5. Step 5: Solve for x
    x = 1,035,585,860.56/37,179.55
  6. Step 6: Final answer
    x = 27,853.64

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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.