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Finding the Fourth Proportional to 114,975.30, 172,419.93 and 40,076.22

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Solution

The fourth proportional to 114,975.30, 172,419.93 and 40,076.22 is: 60,099.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,975.30 : 172,419.93 = 40,076.22 : x
  2. Step 2: Convert to fraction form
    114,975.30/172,419.93 = 40,076.22/x
  3. Step 3: Cross multiply
    114,975.30x = 172,419.93 × 40,076.22
  4. Step 4: Simplify right side
    114,975.30x = 6,909,939,047.06
  5. Step 5: Solve for x
    x = 6,909,939,047.06/114,975.30
  6. Step 6: Final answer
    x = 60,099.33

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