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Finding the Fourth Proportional to 84,744.80, 127,116.29 and 20,703.52

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Solution

The fourth proportional to 84,744.80, 127,116.29 and 20,703.52 is: 31,055.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,744.80 : 127,116.29 = 20,703.52 : x
  2. Step 2: Convert to fraction form
    84,744.80/127,116.29 = 20,703.52/x
  3. Step 3: Cross multiply
    84,744.80x = 127,116.29 × 20,703.52
  4. Step 4: Simplify right side
    84,744.80x = 2,631,754,652.34
  5. Step 5: Solve for x
    x = 2,631,754,652.34/84,744.80
  6. Step 6: Final answer
    x = 31,055.06

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