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Finding the Fourth Proportional to 110,528.30, 165,792.45 and 82,880.30

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Solution

The fourth proportional to 110,528.30, 165,792.45 and 82,880.30 is: 124,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,528.30 : 165,792.45 = 82,880.30 : x
  2. Step 2: Convert to fraction form
    110,528.30/165,792.45 = 82,880.30/x
  3. Step 3: Cross multiply
    110,528.30x = 165,792.45 × 82,880.30
  4. Step 4: Simplify right side
    110,528.30x = 13,740,927,993.74
  5. Step 5: Solve for x
    x = 13,740,927,993.74/110,528.30
  6. Step 6: Final answer
    x = 124,320.45

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