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Finding the Fourth Proportional to 79,350.42, 118,869.86 and 46,000.40

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Solution

The fourth proportional to 79,350.42, 118,869.86 and 46,000.40 is: 68,910.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,350.42 : 118,869.86 = 46,000.40 : x
  2. Step 2: Convert to fraction form
    79,350.42/118,869.86 = 46,000.40/x
  3. Step 3: Cross multiply
    79,350.42x = 118,869.86 × 46,000.40
  4. Step 4: Simplify right side
    79,350.42x = 5,468,060,283.59
  5. Step 5: Solve for x
    x = 5,468,060,283.59/79,350.42
  6. Step 6: Final answer
    x = 68,910.29

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