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Finding the Fourth Proportional to 45,834.80, 68,763.12 and 16,255.20

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Solution

The fourth proportional to 45,834.80, 68,763.12 and 16,255.20 is: 24,386.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,834.80 : 68,763.12 = 16,255.20 : x
  2. Step 2: Convert to fraction form
    45,834.80/68,763.12 = 16,255.20/x
  3. Step 3: Cross multiply
    45,834.80x = 68,763.12 × 16,255.20
  4. Step 4: Simplify right side
    45,834.80x = 1,117,758,268.22
  5. Step 5: Solve for x
    x = 1,117,758,268.22/45,834.80
  6. Step 6: Final answer
    x = 24,386.67

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