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Finding the Fourth Proportional to 101,181.98, 151,746.53 and 30,085.47

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Solution

The fourth proportional to 101,181.98, 151,746.53 and 30,085.47 is: 45,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,181.98 : 151,746.53 = 30,085.47 : x
  2. Step 2: Convert to fraction form
    101,181.98/151,746.53 = 30,085.47/x
  3. Step 3: Cross multiply
    101,181.98x = 151,746.53 × 30,085.47
  4. Step 4: Simplify right side
    101,181.98x = 4,565,365,525.49
  5. Step 5: Solve for x
    x = 4,565,365,525.49/101,181.98
  6. Step 6: Final answer
    x = 45,120.34

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