Home / 39,067.20-53,935.74-25,661.84

Finding the Fourth Proportional to 39,067.20, 53,935.74 and 25,661.84

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Solution

The fourth proportional to 39,067.20, 53,935.74 and 25,661.84 is: 35,428.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,067.20 : 53,935.74 = 25,661.84 : x
  2. Step 2: Convert to fraction form
    39,067.20/53,935.74 = 25,661.84/x
  3. Step 3: Cross multiply
    39,067.20x = 53,935.74 × 25,661.84
  4. Step 4: Simplify right side
    39,067.20x = 1,384,090,060.48
  5. Step 5: Solve for x
    x = 1,384,090,060.48/39,067.20
  6. Step 6: Final answer
    x = 35,428.44

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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.