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Finding the Fourth Proportional to 118,239.36, 163,159.20 and 70,483.20

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Solution

The fourth proportional to 118,239.36, 163,159.20 and 70,483.20 is: 97,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,239.36 : 163,159.20 = 70,483.20 : x
  2. Step 2: Convert to fraction form
    118,239.36/163,159.20 = 70,483.20/x
  3. Step 3: Cross multiply
    118,239.36x = 163,159.20 × 70,483.20
  4. Step 4: Simplify right side
    118,239.36x = 11,499,982,525.44
  5. Step 5: Solve for x
    x = 11,499,982,525.44/118,239.36
  6. Step 6: Final answer
    x = 97,260.19

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