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Finding the Fourth Proportional to 52,759.60, 72,842.24 and 47,084.64

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Solution

The fourth proportional to 52,759.60, 72,842.24 and 47,084.64 is: 65,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,759.60 : 72,842.24 = 47,084.64 : x
  2. Step 2: Convert to fraction form
    52,759.60/72,842.24 = 47,084.64/x
  3. Step 3: Cross multiply
    52,759.60x = 72,842.24 × 47,084.64
  4. Step 4: Simplify right side
    52,759.60x = 3,429,750,647.19
  5. Step 5: Solve for x
    x = 3,429,750,647.19/52,759.60
  6. Step 6: Final answer
    x = 65,007.14

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