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Finding the Fourth Proportional to 69,182.72, 103,774.16 and 19,262.93

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Solution

The fourth proportional to 69,182.72, 103,774.16 and 19,262.93 is: 28,894.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,182.72 : 103,774.16 = 19,262.93 : x
  2. Step 2: Convert to fraction form
    69,182.72/103,774.16 = 19,262.93/x
  3. Step 3: Cross multiply
    69,182.72x = 103,774.16 × 19,262.93
  4. Step 4: Simplify right side
    69,182.72x = 1,998,994,492.90
  5. Step 5: Solve for x
    x = 1,998,994,492.90/69,182.72
  6. Step 6: Final answer
    x = 28,894.42

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