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Finding the Fourth Proportional to 6,087.61, 9,130.71 and 1,645.07

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Solution

The fourth proportional to 6,087.61, 9,130.71 and 1,645.07 is: 2,467.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,087.61 : 9,130.71 = 1,645.07 : x
  2. Step 2: Convert to fraction form
    6,087.61/9,130.71 = 1,645.07/x
  3. Step 3: Cross multiply
    6,087.61x = 9,130.71 × 1,645.07
  4. Step 4: Simplify right side
    6,087.61x = 15,020,623.52
  5. Step 5: Solve for x
    x = 15,020,623.52/6,087.61
  6. Step 6: Final answer
    x = 2,467.41

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