Home / 55,760.68-76,843.44-54,735.92

Finding the Fourth Proportional to 55,760.68, 76,843.44 and 54,735.92

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Solution

The fourth proportional to 55,760.68, 76,843.44 and 54,735.92 is: 75,431.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,760.68 : 76,843.44 = 54,735.92 : x
  2. Step 2: Convert to fraction form
    55,760.68/76,843.44 = 54,735.92/x
  3. Step 3: Cross multiply
    55,760.68x = 76,843.44 × 54,735.92
  4. Step 4: Simplify right side
    55,760.68x = 4,206,096,384.36
  5. Step 5: Solve for x
    x = 4,206,096,384.36/55,760.68
  6. Step 6: Final answer
    x = 75,431.22

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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.