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Finding the Fourth Proportional to 28,603.86, 39,447.18 and 17,834.91

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Solution

The fourth proportional to 28,603.86, 39,447.18 and 17,834.91 is: 24,595.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,603.86 : 39,447.18 = 17,834.91 : x
  2. Step 2: Convert to fraction form
    28,603.86/39,447.18 = 17,834.91/x
  3. Step 3: Cross multiply
    28,603.86x = 39,447.18 × 17,834.91
  4. Step 4: Simplify right side
    28,603.86x = 703,536,905.05
  5. Step 5: Solve for x
    x = 703,536,905.05/28,603.86
  6. Step 6: Final answer
    x = 24,595.87

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