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Finding the Fourth Proportional to 193,585.95, 290,267.25 and 75,118.86

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Solution

The fourth proportional to 193,585.95, 290,267.25 and 75,118.86 is: 112,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,585.95 : 290,267.25 = 75,118.86 : x
  2. Step 2: Convert to fraction form
    193,585.95/290,267.25 = 75,118.86/x
  3. Step 3: Cross multiply
    193,585.95x = 290,267.25 × 75,118.86
  4. Step 4: Simplify right side
    193,585.95x = 21,804,544,915.34
  5. Step 5: Solve for x
    x = 21,804,544,915.34/193,585.95
  6. Step 6: Final answer
    x = 112,634.96

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