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Finding the Fourth Proportional to 26,570.76, 39,860.46 and 9,038.76

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Solution

The fourth proportional to 26,570.76, 39,860.46 and 9,038.76 is: 13,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,570.76 : 39,860.46 = 9,038.76 : x
  2. Step 2: Convert to fraction form
    26,570.76/39,860.46 = 9,038.76/x
  3. Step 3: Cross multiply
    26,570.76x = 39,860.46 × 9,038.76
  4. Step 4: Simplify right side
    26,570.76x = 360,289,131.43
  5. Step 5: Solve for x
    x = 360,289,131.43/26,570.76
  6. Step 6: Final answer
    x = 13,559.61

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