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Finding the Fourth Proportional to 19,317.72, 26,658.54 and 10,935.84

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Solution

The fourth proportional to 19,317.72, 26,658.54 and 10,935.84 is: 15,091.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.72 : 26,658.54 = 10,935.84 : x
  2. Step 2: Convert to fraction form
    19,317.72/26,658.54 = 10,935.84/x
  3. Step 3: Cross multiply
    19,317.72x = 26,658.54 × 10,935.84
  4. Step 4: Simplify right side
    19,317.72x = 291,533,528.07
  5. Step 5: Solve for x
    x = 291,533,528.07/19,317.72
  6. Step 6: Final answer
    x = 15,091.51

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