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Finding the Fourth Proportional to 3,834.16, 5,751.48 and 1,368.72

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Solution

The fourth proportional to 3,834.16, 5,751.48 and 1,368.72 is: 2,053.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.16 : 5,751.48 = 1,368.72 : x
  2. Step 2: Convert to fraction form
    3,834.16/5,751.48 = 1,368.72/x
  3. Step 3: Cross multiply
    3,834.16x = 5,751.48 × 1,368.72
  4. Step 4: Simplify right side
    3,834.16x = 7,872,165.71
  5. Step 5: Solve for x
    x = 7,872,165.71/3,834.16
  6. Step 6: Final answer
    x = 2,053.17

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