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Finding the Fourth Proportional to 199,961.24, 300,017.62 and 120,055.01

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Solution

The fourth proportional to 199,961.24, 300,017.62 and 120,055.01 is: 180,128.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,961.24 : 300,017.62 = 120,055.01 : x
  2. Step 2: Convert to fraction form
    199,961.24/300,017.62 = 120,055.01/x
  3. Step 3: Cross multiply
    199,961.24x = 300,017.62 × 120,055.01
  4. Step 4: Simplify right side
    199,961.24x = 36,018,618,369.28
  5. Step 5: Solve for x
    x = 36,018,618,369.28/199,961.24
  6. Step 6: Final answer
    x = 180,128.00

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