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Finding the Fourth Proportional to 27,495.56, 37,943.91 and 15,558.66

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Solution

The fourth proportional to 27,495.56, 37,943.91 and 15,558.66 is: 21,470.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,495.56 : 37,943.91 = 15,558.66 : x
  2. Step 2: Convert to fraction form
    27,495.56/37,943.91 = 15,558.66/x
  3. Step 3: Cross multiply
    27,495.56x = 37,943.91 × 15,558.66
  4. Step 4: Simplify right side
    27,495.56x = 590,356,394.76
  5. Step 5: Solve for x
    x = 590,356,394.76/27,495.56
  6. Step 6: Final answer
    x = 21,470.97

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