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Finding the Fourth Proportional to 103,593.12, 155,389.77 and 44,390.40

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Solution

The fourth proportional to 103,593.12, 155,389.77 and 44,390.40 is: 66,585.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,593.12 : 155,389.77 = 44,390.40 : x
  2. Step 2: Convert to fraction form
    103,593.12/155,389.77 = 44,390.40/x
  3. Step 3: Cross multiply
    103,593.12x = 155,389.77 × 44,390.40
  4. Step 4: Simplify right side
    103,593.12x = 6,897,814,046.21
  5. Step 5: Solve for x
    x = 6,897,814,046.21/103,593.12
  6. Step 6: Final answer
    x = 66,585.64

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