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Finding the Fourth Proportional to 174,407.61, 261,638.84 and 74,568.33

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Solution

The fourth proportional to 174,407.61, 261,638.84 and 74,568.33 is: 111,864.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,407.61 : 261,638.84 = 74,568.33 : x
  2. Step 2: Convert to fraction form
    174,407.61/261,638.84 = 74,568.33/x
  3. Step 3: Cross multiply
    174,407.61x = 261,638.84 × 74,568.33
  4. Step 4: Simplify right side
    174,407.61x = 19,509,970,989.10
  5. Step 5: Solve for x
    x = 19,509,970,989.10/174,407.61
  6. Step 6: Final answer
    x = 111,864.22

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