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Finding the Fourth Proportional to 19,023.45, 28,539.07 and 6,541.85

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Solution

The fourth proportional to 19,023.45, 28,539.07 and 6,541.85 is: 9,814.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.45 : 28,539.07 = 6,541.85 : x
  2. Step 2: Convert to fraction form
    19,023.45/28,539.07 = 6,541.85/x
  3. Step 3: Cross multiply
    19,023.45x = 28,539.07 × 6,541.85
  4. Step 4: Simplify right side
    19,023.45x = 186,698,353.72
  5. Step 5: Solve for x
    x = 186,698,353.72/19,023.45
  6. Step 6: Final answer
    x = 9,814.12

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