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Finding the Fourth Proportional to 167,428.40, 251,142.60 and 97,386.80

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Solution

The fourth proportional to 167,428.40, 251,142.60 and 97,386.80 is: 146,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,428.40 : 251,142.60 = 97,386.80 : x
  2. Step 2: Convert to fraction form
    167,428.40/251,142.60 = 97,386.80/x
  3. Step 3: Cross multiply
    167,428.40x = 251,142.60 × 97,386.80
  4. Step 4: Simplify right side
    167,428.40x = 24,457,974,157.68
  5. Step 5: Solve for x
    x = 24,457,974,157.68/167,428.40
  6. Step 6: Final answer
    x = 146,080.20

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