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Finding the Fourth Proportional to 3,928.01, 5,885.10 and 2,075.05

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Solution

The fourth proportional to 3,928.01, 5,885.10 and 2,075.05 is: 3,108.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928.01 : 5,885.10 = 2,075.05 : x
  2. Step 2: Convert to fraction form
    3,928.01/5,885.10 = 2,075.05/x
  3. Step 3: Cross multiply
    3,928.01x = 5,885.10 × 2,075.05
  4. Step 4: Simplify right side
    3,928.01x = 12,211,862.04
  5. Step 5: Solve for x
    x = 12,211,862.04/3,928.01
  6. Step 6: Final answer
    x = 3,108.92

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