Home / 28,846.32-43,271.91-9,124.44

Finding the Fourth Proportional to 28,846.32, 43,271.91 and 9,124.44

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Solution

The fourth proportional to 28,846.32, 43,271.91 and 9,124.44 is: 13,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,846.32 : 43,271.91 = 9,124.44 : x
  2. Step 2: Convert to fraction form
    28,846.32/43,271.91 = 9,124.44/x
  3. Step 3: Cross multiply
    28,846.32x = 43,271.91 × 9,124.44
  4. Step 4: Simplify right side
    28,846.32x = 394,831,946.48
  5. Step 5: Solve for x
    x = 394,831,946.48/28,846.32
  6. Step 6: Final answer
    x = 13,687.43

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