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Finding the Fourth Proportional to 35,992.03, 49,668.68 and 19,859.49

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Solution

The fourth proportional to 35,992.03, 49,668.68 and 19,859.49 is: 27,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,992.03 : 49,668.68 = 19,859.49 : x
  2. Step 2: Convert to fraction form
    35,992.03/49,668.68 = 19,859.49/x
  3. Step 3: Cross multiply
    35,992.03x = 49,668.68 × 19,859.49
  4. Step 4: Simplify right side
    35,992.03x = 986,394,653.77
  5. Step 5: Solve for x
    x = 986,394,653.77/35,992.03
  6. Step 6: Final answer
    x = 27,405.92

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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.