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Finding the Fourth Proportional to 123,950, 171,501.36 and 108,067.52

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Solution

The fourth proportional to 123,950, 171,501.36 and 108,067.52 is: 149,525.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,950 : 171,501.36 = 108,067.52 : x
  2. Step 2: Convert to fraction form
    123,950/171,501.36 = 108,067.52/x
  3. Step 3: Cross multiply
    123,950x = 171,501.36 × 108,067.52
  4. Step 4: Simplify right side
    123,950x = 18,533,726,651.83
  5. Step 5: Solve for x
    x = 18,533,726,651.83/123,950
  6. Step 6: Final answer
    x = 149,525.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.