Home / 39,163.36-54,005.74-33,516.88

Finding the Fourth Proportional to 39,163.36, 54,005.74 and 33,516.88

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Solution

The fourth proportional to 39,163.36, 54,005.74 and 33,516.88 is: 46,219.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,163.36 : 54,005.74 = 33,516.88 : x
  2. Step 2: Convert to fraction form
    39,163.36/54,005.74 = 33,516.88/x
  3. Step 3: Cross multiply
    39,163.36x = 54,005.74 × 33,516.88
  4. Step 4: Simplify right side
    39,163.36x = 1,810,103,906.89
  5. Step 5: Solve for x
    x = 1,810,103,906.89/39,163.36
  6. Step 6: Final answer
    x = 46,219.32

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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.