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Finding the Fourth Proportional to 167,915.28, 251,668.80 and 79,064.76

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Solution

The fourth proportional to 167,915.28, 251,668.80 and 79,064.76 is: 118,501.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,915.28 : 251,668.80 = 79,064.76 : x
  2. Step 2: Convert to fraction form
    167,915.28/251,668.80 = 79,064.76/x
  3. Step 3: Cross multiply
    167,915.28x = 251,668.80 × 79,064.76
  4. Step 4: Simplify right side
    167,915.28x = 19,898,133,271.49
  5. Step 5: Solve for x
    x = 19,898,133,271.49/167,915.28
  6. Step 6: Final answer
    x = 118,501.03

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