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Finding the Fourth Proportional to 25,357.23, 38,044.85 and 11,315.98

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Solution

The fourth proportional to 25,357.23, 38,044.85 and 11,315.98 is: 16,977.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.23 : 38,044.85 = 11,315.98 : x
  2. Step 2: Convert to fraction form
    25,357.23/38,044.85 = 11,315.98/x
  3. Step 3: Cross multiply
    25,357.23x = 38,044.85 × 11,315.98
  4. Step 4: Simplify right side
    25,357.23x = 430,514,761.70
  5. Step 5: Solve for x
    x = 430,514,761.70/25,357.23
  6. Step 6: Final answer
    x = 16,977.99

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