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Finding the Fourth Proportional to 27,859.99, 41,750.70 and 15,385.63

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Solution

The fourth proportional to 27,859.99, 41,750.70 and 15,385.63 is: 23,056.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,859.99 : 41,750.70 = 15,385.63 : x
  2. Step 2: Convert to fraction form
    27,859.99/41,750.70 = 15,385.63/x
  3. Step 3: Cross multiply
    27,859.99x = 41,750.70 × 15,385.63
  4. Step 4: Simplify right side
    27,859.99x = 642,360,822.44
  5. Step 5: Solve for x
    x = 642,360,822.44/27,859.99
  6. Step 6: Final answer
    x = 23,056.75

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