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Finding the Fourth Proportional to 117,948.30, 162,782.10 and 70,201.80

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Solution

The fourth proportional to 117,948.30, 162,782.10 and 70,201.80 is: 96,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,948.30 : 162,782.10 = 70,201.80 : x
  2. Step 2: Convert to fraction form
    117,948.30/162,782.10 = 70,201.80/x
  3. Step 3: Cross multiply
    117,948.30x = 162,782.10 × 70,201.80
  4. Step 4: Simplify right side
    117,948.30x = 11,427,596,427.78
  5. Step 5: Solve for x
    x = 11,427,596,427.78/117,948.30
  6. Step 6: Final answer
    x = 96,886.49

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