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Finding the Fourth Proportional to 36,999.54, 51,064.37 and 20,870.16

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Solution

The fourth proportional to 36,999.54, 51,064.37 and 20,870.16 is: 28,803.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,999.54 : 51,064.37 = 20,870.16 : x
  2. Step 2: Convert to fraction form
    36,999.54/51,064.37 = 20,870.16/x
  3. Step 3: Cross multiply
    36,999.54x = 51,064.37 × 20,870.16
  4. Step 4: Simplify right side
    36,999.54x = 1,065,721,572.20
  5. Step 5: Solve for x
    x = 1,065,721,572.20/36,999.54
  6. Step 6: Final answer
    x = 28,803.64

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