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Finding the Fourth Proportional to 173,889.40, 260,639.70 and 74,032.60

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Solution

The fourth proportional to 173,889.40, 260,639.70 and 74,032.60 is: 110,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,889.40 : 260,639.70 = 74,032.60 : x
  2. Step 2: Convert to fraction form
    173,889.40/260,639.70 = 74,032.60/x
  3. Step 3: Cross multiply
    173,889.40x = 260,639.70 × 74,032.60
  4. Step 4: Simplify right side
    173,889.40x = 19,295,834,654.22
  5. Step 5: Solve for x
    x = 19,295,834,654.22/173,889.40
  6. Step 6: Final answer
    x = 110,966.14

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