Home / 54,157.93-74,739.97-30,284.54

Finding the Fourth Proportional to 54,157.93, 74,739.97 and 30,284.54

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Solution

The fourth proportional to 54,157.93, 74,739.97 and 30,284.54 is: 41,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,157.93 : 74,739.97 = 30,284.54 : x
  2. Step 2: Convert to fraction form
    54,157.93/74,739.97 = 30,284.54/x
  3. Step 3: Cross multiply
    54,157.93x = 74,739.97 × 30,284.54
  4. Step 4: Simplify right side
    54,157.93x = 2,263,465,611.06
  5. Step 5: Solve for x
    x = 2,263,465,611.06/54,157.93
  6. Step 6: Final answer
    x = 41,793.80

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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.