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Finding the Fourth Proportional to 216,819.48, 325,148.40 and 74,625.06

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Solution

The fourth proportional to 216,819.48, 325,148.40 and 74,625.06 is: 111,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,819.48 : 325,148.40 = 74,625.06 : x
  2. Step 2: Convert to fraction form
    216,819.48/325,148.40 = 74,625.06/x
  3. Step 3: Cross multiply
    216,819.48x = 325,148.40 × 74,625.06
  4. Step 4: Simplify right side
    216,819.48x = 24,264,218,858.90
  5. Step 5: Solve for x
    x = 24,264,218,858.90/216,819.48
  6. Step 6: Final answer
    x = 111,909.77

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