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Finding the Fourth Proportional to 171,913.49, 257,841.93 and 45,561.59

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Solution

The fourth proportional to 171,913.49, 257,841.93 and 45,561.59 is: 68,334.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,913.49 : 257,841.93 = 45,561.59 : x
  2. Step 2: Convert to fraction form
    171,913.49/257,841.93 = 45,561.59/x
  3. Step 3: Cross multiply
    171,913.49x = 257,841.93 × 45,561.59
  4. Step 4: Simplify right side
    171,913.49x = 11,747,688,148.02
  5. Step 5: Solve for x
    x = 11,747,688,148.02/171,913.49
  6. Step 6: Final answer
    x = 68,334.88

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