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Finding the Fourth Proportional to 30,942.76, 42,701.06 and 16,795.62

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Solution

The fourth proportional to 30,942.76, 42,701.06 and 16,795.62 is: 23,177.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,942.76 : 42,701.06 = 16,795.62 : x
  2. Step 2: Convert to fraction form
    30,942.76/42,701.06 = 16,795.62/x
  3. Step 3: Cross multiply
    30,942.76x = 42,701.06 × 16,795.62
  4. Step 4: Simplify right side
    30,942.76x = 717,190,777.36
  5. Step 5: Solve for x
    x = 717,190,777.36/30,942.76
  6. Step 6: Final answer
    x = 23,177.98

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