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Finding the Fourth Proportional to 76,877.49, 115,330.18 and 34,777.41

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Solution

The fourth proportional to 76,877.49, 115,330.18 and 34,777.41 is: 52,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,877.49 : 115,330.18 = 34,777.41 : x
  2. Step 2: Convert to fraction form
    76,877.49/115,330.18 = 34,777.41/x
  3. Step 3: Cross multiply
    76,877.49x = 115,330.18 × 34,777.41
  4. Step 4: Simplify right side
    76,877.49x = 4,010,884,955.23
  5. Step 5: Solve for x
    x = 4,010,884,955.23/76,877.49
  6. Step 6: Final answer
    x = 52,172.42

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