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Finding the Fourth Proportional to 106,615.68, 159,929.28 and 27,730.08

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Solution

The fourth proportional to 106,615.68, 159,929.28 and 27,730.08 is: 41,596.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,615.68 : 159,929.28 = 27,730.08 : x
  2. Step 2: Convert to fraction form
    106,615.68/159,929.28 = 27,730.08/x
  3. Step 3: Cross multiply
    106,615.68x = 159,929.28 × 27,730.08
  4. Step 4: Simplify right side
    106,615.68x = 4,434,851,728.74
  5. Step 5: Solve for x
    x = 4,434,851,728.74/106,615.68
  6. Step 6: Final answer
    x = 41,596.62

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