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Finding the Fourth Proportional to 7,293.25, 10,064.69 and 3,981.25

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Solution

The fourth proportional to 7,293.25, 10,064.69 and 3,981.25 is: 5,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.25 : 10,064.69 = 3,981.25 : x
  2. Step 2: Convert to fraction form
    7,293.25/10,064.69 = 3,981.25/x
  3. Step 3: Cross multiply
    7,293.25x = 10,064.69 × 3,981.25
  4. Step 4: Simplify right side
    7,293.25x = 40,070,047.06
  5. Step 5: Solve for x
    x = 40,070,047.06/7,293.25
  6. Step 6: Final answer
    x = 5,494.13

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