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Finding the Fourth Proportional to 74,646.59, 111,706.80 and 46,579.86

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Solution

The fourth proportional to 74,646.59, 111,706.80 and 46,579.86 is: 69,705.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,646.59 : 111,706.80 = 46,579.86 : x
  2. Step 2: Convert to fraction form
    74,646.59/111,706.80 = 46,579.86/x
  3. Step 3: Cross multiply
    74,646.59x = 111,706.80 × 46,579.86
  4. Step 4: Simplify right side
    74,646.59x = 5,203,286,930.37
  5. Step 5: Solve for x
    x = 5,203,286,930.37/74,646.59
  6. Step 6: Final answer
    x = 69,705.62

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