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Finding the Fourth Proportional to 72,930.62, 109,395.91 and 17,526.62

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Solution

The fourth proportional to 72,930.62, 109,395.91 and 17,526.62 is: 26,289.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,930.62 : 109,395.91 = 17,526.62 : x
  2. Step 2: Convert to fraction form
    72,930.62/109,395.91 = 17,526.62/x
  3. Step 3: Cross multiply
    72,930.62x = 109,395.91 × 17,526.62
  4. Step 4: Simplify right side
    72,930.62x = 1,917,339,909.51
  5. Step 5: Solve for x
    x = 1,917,339,909.51/72,930.62
  6. Step 6: Final answer
    x = 26,289.92

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