Home / 39,928.43-55,094.35-25,600.79

Finding the Fourth Proportional to 39,928.43, 55,094.35 and 25,600.79

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Solution

The fourth proportional to 39,928.43, 55,094.35 and 25,600.79 is: 35,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,928.43 : 55,094.35 = 25,600.79 : x
  2. Step 2: Convert to fraction form
    39,928.43/55,094.35 = 25,600.79/x
  3. Step 3: Cross multiply
    39,928.43x = 55,094.35 × 25,600.79
  4. Step 4: Simplify right side
    39,928.43x = 1,410,458,884.54
  5. Step 5: Solve for x
    x = 1,410,458,884.54/39,928.43
  6. Step 6: Final answer
    x = 35,324.68

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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.