Home / 39,769.36-59,653.68-12,067.36

Finding the Fourth Proportional to 39,769.36, 59,653.68 and 12,067.36

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Solution

The fourth proportional to 39,769.36, 59,653.68 and 12,067.36 is: 18,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,769.36 : 59,653.68 = 12,067.36 : x
  2. Step 2: Convert to fraction form
    39,769.36/59,653.68 = 12,067.36/x
  3. Step 3: Cross multiply
    39,769.36x = 59,653.68 × 12,067.36
  4. Step 4: Simplify right side
    39,769.36x = 719,862,431.88
  5. Step 5: Solve for x
    x = 719,862,431.88/39,769.36
  6. Step 6: Final answer
    x = 18,100.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.