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Finding the Fourth Proportional to 7,547.04, 11,322.18 and 3,161.97

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Solution

The fourth proportional to 7,547.04, 11,322.18 and 3,161.97 is: 4,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.04 : 11,322.18 = 3,161.97 : x
  2. Step 2: Convert to fraction form
    7,547.04/11,322.18 = 3,161.97/x
  3. Step 3: Cross multiply
    7,547.04x = 11,322.18 × 3,161.97
  4. Step 4: Simplify right side
    7,547.04x = 35,800,393.49
  5. Step 5: Solve for x
    x = 35,800,393.49/7,547.04
  6. Step 6: Final answer
    x = 4,743.63

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