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Finding the Fourth Proportional to 28,895.62, 43,332.48 and 11,355.88

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Solution

The fourth proportional to 28,895.62, 43,332.48 and 11,355.88 is: 17,029.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,895.62 : 43,332.48 = 11,355.88 : x
  2. Step 2: Convert to fraction form
    28,895.62/43,332.48 = 11,355.88/x
  3. Step 3: Cross multiply
    28,895.62x = 43,332.48 × 11,355.88
  4. Step 4: Simplify right side
    28,895.62x = 492,078,442.98
  5. Step 5: Solve for x
    x = 492,078,442.98/28,895.62
  6. Step 6: Final answer
    x = 17,029.52

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