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Finding the Fourth Proportional to 10,672.22, 15,975.53 and 9,097.58

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Solution

The fourth proportional to 10,672.22, 15,975.53 and 9,097.58 is: 13,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672.22 : 15,975.53 = 9,097.58 : x
  2. Step 2: Convert to fraction form
    10,672.22/15,975.53 = 9,097.58/x
  3. Step 3: Cross multiply
    10,672.22x = 15,975.53 × 9,097.58
  4. Step 4: Simplify right side
    10,672.22x = 145,338,690.78
  5. Step 5: Solve for x
    x = 145,338,690.78/10,672.22
  6. Step 6: Final answer
    x = 13,618.41

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