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Finding the Fourth Proportional to 186,878.36, 280,120.68 and 93,187.28

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Solution

The fourth proportional to 186,878.36, 280,120.68 and 93,187.28 is: 139,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,878.36 : 280,120.68 = 93,187.28 : x
  2. Step 2: Convert to fraction form
    186,878.36/280,120.68 = 93,187.28/x
  3. Step 3: Cross multiply
    186,878.36x = 280,120.68 × 93,187.28
  4. Step 4: Simplify right side
    186,878.36x = 26,103,684,941.25
  5. Step 5: Solve for x
    x = 26,103,684,941.25/186,878.36
  6. Step 6: Final answer
    x = 139,682.76

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