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Finding the Fourth Proportional to 70,495.12, 105,535.20 and 47,063.44

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Solution

The fourth proportional to 70,495.12, 105,535.20 and 47,063.44 is: 70,456.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,495.12 : 105,535.20 = 47,063.44 : x
  2. Step 2: Convert to fraction form
    70,495.12/105,535.20 = 47,063.44/x
  3. Step 3: Cross multiply
    70,495.12x = 105,535.20 × 47,063.44
  4. Step 4: Simplify right side
    70,495.12x = 4,966,849,553.09
  5. Step 5: Solve for x
    x = 4,966,849,553.09/70,495.12
  6. Step 6: Final answer
    x = 70,456.64

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