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Finding the Fourth Proportional to 5,615.29, 7,748.75 and 3,097.43

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Solution

The fourth proportional to 5,615.29, 7,748.75 and 3,097.43 is: 4,274.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615.29 : 7,748.75 = 3,097.43 : x
  2. Step 2: Convert to fraction form
    5,615.29/7,748.75 = 3,097.43/x
  3. Step 3: Cross multiply
    5,615.29x = 7,748.75 × 3,097.43
  4. Step 4: Simplify right side
    5,615.29x = 24,001,210.71
  5. Step 5: Solve for x
    x = 24,001,210.71/5,615.29
  6. Step 6: Final answer
    x = 4,274.26

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