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Finding the Fourth Proportional to 230,978.48, 346,504.20 and 97,859.60

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Solution

The fourth proportional to 230,978.48, 346,504.20 and 97,859.60 is: 146,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,978.48 : 346,504.20 = 97,859.60 : x
  2. Step 2: Convert to fraction form
    230,978.48/346,504.20 = 97,859.60/x
  3. Step 3: Cross multiply
    230,978.48x = 346,504.20 × 97,859.60
  4. Step 4: Simplify right side
    230,978.48x = 33,908,762,410.32
  5. Step 5: Solve for x
    x = 33,908,762,410.32/230,978.48
  6. Step 6: Final answer
    x = 146,804.86

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