Home / 55,760.73-76,843.47-54,735.81

Finding the Fourth Proportional to 55,760.73, 76,843.47 and 54,735.81

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Solution

The fourth proportional to 55,760.73, 76,843.47 and 54,735.81 is: 75,431.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,760.73 : 76,843.47 = 54,735.81 : x
  2. Step 2: Convert to fraction form
    55,760.73/76,843.47 = 54,735.81/x
  3. Step 3: Cross multiply
    55,760.73x = 76,843.47 × 54,735.81
  4. Step 4: Simplify right side
    55,760.73x = 4,206,089,573.66
  5. Step 5: Solve for x
    x = 4,206,089,573.66/55,760.73
  6. Step 6: Final answer
    x = 75,431.03

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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.