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Finding the Fourth Proportional to 118,716.90, 178,160.60 and 46,680.76

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Solution

The fourth proportional to 118,716.90, 178,160.60 and 46,680.76 is: 70,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,716.90 : 178,160.60 = 46,680.76 : x
  2. Step 2: Convert to fraction form
    118,716.90/178,160.60 = 46,680.76/x
  3. Step 3: Cross multiply
    118,716.90x = 178,160.60 × 46,680.76
  4. Step 4: Simplify right side
    118,716.90x = 8,316,672,210.06
  5. Step 5: Solve for x
    x = 8,316,672,210.06/118,716.90
  6. Step 6: Final answer
    x = 70,054.66

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