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Finding the Fourth Proportional to 7,971.53, 10,999.94 and 4,613.67

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Solution

The fourth proportional to 7,971.53, 10,999.94 and 4,613.67 is: 6,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.53 : 10,999.94 = 4,613.67 : x
  2. Step 2: Convert to fraction form
    7,971.53/10,999.94 = 4,613.67/x
  3. Step 3: Cross multiply
    7,971.53x = 10,999.94 × 4,613.67
  4. Step 4: Simplify right side
    7,971.53x = 50,750,070.11
  5. Step 5: Solve for x
    x = 50,750,070.11/7,971.53
  6. Step 6: Final answer
    x = 6,366.42

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