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Finding the Fourth Proportional to 74,895.60, 112,376.08 and 39,794.16

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Solution

The fourth proportional to 74,895.60, 112,376.08 and 39,794.16 is: 59,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,895.60 : 112,376.08 = 39,794.16 : x
  2. Step 2: Convert to fraction form
    74,895.60/112,376.08 = 39,794.16/x
  3. Step 3: Cross multiply
    74,895.60x = 112,376.08 × 39,794.16
  4. Step 4: Simplify right side
    74,895.60x = 4,471,911,707.69
  5. Step 5: Solve for x
    x = 4,471,911,707.69/74,895.60
  6. Step 6: Final answer
    x = 59,708.60

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