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Finding the Fourth Proportional to 222,299.55, 306,689.64 and 145,860.84

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Solution

The fourth proportional to 222,299.55, 306,689.64 and 145,860.84 is: 201,233.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,299.55 : 306,689.64 = 145,860.84 : x
  2. Step 2: Convert to fraction form
    222,299.55/306,689.64 = 145,860.84/x
  3. Step 3: Cross multiply
    222,299.55x = 306,689.64 × 145,860.84
  4. Step 4: Simplify right side
    222,299.55x = 44,734,009,641.07
  5. Step 5: Solve for x
    x = 44,734,009,641.07/222,299.55
  6. Step 6: Final answer
    x = 201,233.02

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