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Finding the Fourth Proportional to 51,762.20, 77,661.51 and 25,485.39

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Solution

The fourth proportional to 51,762.20, 77,661.51 and 25,485.39 is: 38,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,762.20 : 77,661.51 = 25,485.39 : x
  2. Step 2: Convert to fraction form
    51,762.20/77,661.51 = 25,485.39/x
  3. Step 3: Cross multiply
    51,762.20x = 77,661.51 × 25,485.39
  4. Step 4: Simplify right side
    51,762.20x = 1,979,233,870.34
  5. Step 5: Solve for x
    x = 1,979,233,870.34/51,762.20
  6. Step 6: Final answer
    x = 38,237.05

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