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Finding the Fourth Proportional to 85,598.02, 118,128.78 and 47,356.94

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Solution

The fourth proportional to 85,598.02, 118,128.78 and 47,356.94 is: 65,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,598.02 : 118,128.78 = 47,356.94 : x
  2. Step 2: Convert to fraction form
    85,598.02/118,128.78 = 47,356.94/x
  3. Step 3: Cross multiply
    85,598.02x = 118,128.78 × 47,356.94
  4. Step 4: Simplify right side
    85,598.02x = 5,594,217,546.73
  5. Step 5: Solve for x
    x = 5,594,217,546.73/85,598.02
  6. Step 6: Final answer
    x = 65,354.52

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