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Finding the Fourth Proportional to 109,656.65, 164,490.77 and 30,777.03

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Solution

The fourth proportional to 109,656.65, 164,490.77 and 30,777.03 is: 46,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,656.65 : 164,490.77 = 30,777.03 : x
  2. Step 2: Convert to fraction form
    109,656.65/164,490.77 = 30,777.03/x
  3. Step 3: Cross multiply
    109,656.65x = 164,490.77 × 30,777.03
  4. Step 4: Simplify right side
    109,656.65x = 5,062,537,439.96
  5. Step 5: Solve for x
    x = 5,062,537,439.96/109,656.65
  6. Step 6: Final answer
    x = 46,167.17

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