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Finding the Fourth Proportional to 52,564.80, 78,847.20 and 51,700.80

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Solution

The fourth proportional to 52,564.80, 78,847.20 and 51,700.80 is: 77,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,564.80 : 78,847.20 = 51,700.80 : x
  2. Step 2: Convert to fraction form
    52,564.80/78,847.20 = 51,700.80/x
  3. Step 3: Cross multiply
    52,564.80x = 78,847.20 × 51,700.80
  4. Step 4: Simplify right side
    52,564.80x = 4,076,463,317.76
  5. Step 5: Solve for x
    x = 4,076,463,317.76/52,564.80
  6. Step 6: Final answer
    x = 77,551.20

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