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Finding the Fourth Proportional to 117,664.14, 176,505.30 and 70,599.90

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Solution

The fourth proportional to 117,664.14, 176,505.30 and 70,599.90 is: 105,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,664.14 : 176,505.30 = 70,599.90 : x
  2. Step 2: Convert to fraction form
    117,664.14/176,505.30 = 70,599.90/x
  3. Step 3: Cross multiply
    117,664.14x = 176,505.30 × 70,599.90
  4. Step 4: Simplify right side
    117,664.14x = 12,461,256,529.47
  5. Step 5: Solve for x
    x = 12,461,256,529.47/117,664.14
  6. Step 6: Final answer
    x = 105,905.30

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