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Finding the Fourth Proportional to 175,742.80, 263,419.80 and 96,913.60

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Solution

The fourth proportional to 175,742.80, 263,419.80 and 96,913.60 is: 145,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,742.80 : 263,419.80 = 96,913.60 : x
  2. Step 2: Convert to fraction form
    175,742.80/263,419.80 = 96,913.60/x
  3. Step 3: Cross multiply
    175,742.80x = 263,419.80 × 96,913.60
  4. Step 4: Simplify right side
    175,742.80x = 25,528,961,129.28
  5. Step 5: Solve for x
    x = 25,528,961,129.28/175,742.80
  6. Step 6: Final answer
    x = 145,263.20

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