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Finding the Fourth Proportional to 105,645.52, 145,790.80 and 60,933.52

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Solution

The fourth proportional to 105,645.52, 145,790.80 and 60,933.52 is: 84,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,645.52 : 145,790.80 = 60,933.52 : x
  2. Step 2: Convert to fraction form
    105,645.52/145,790.80 = 60,933.52/x
  3. Step 3: Cross multiply
    105,645.52x = 145,790.80 × 60,933.52
  4. Step 4: Simplify right side
    105,645.52x = 8,883,546,627.62
  5. Step 5: Solve for x
    x = 8,883,546,627.62/105,645.52
  6. Step 6: Final answer
    x = 84,088.25

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