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Finding the Fourth Proportional to 24,075.20, 36,064.80 and 21,188.80

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Solution

The fourth proportional to 24,075.20, 36,064.80 and 21,188.80 is: 31,740.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,075.20 : 36,064.80 = 21,188.80 : x
  2. Step 2: Convert to fraction form
    24,075.20/36,064.80 = 21,188.80/x
  3. Step 3: Cross multiply
    24,075.20x = 36,064.80 × 21,188.80
  4. Step 4: Simplify right side
    24,075.20x = 764,169,834.24
  5. Step 5: Solve for x
    x = 764,169,834.24/24,075.20
  6. Step 6: Final answer
    x = 31,740.95

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