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Finding the Fourth Proportional to 227,855.34, 341,831.42 and 78,055.41

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Solution

The fourth proportional to 227,855.34, 341,831.42 and 78,055.41 is: 117,099.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,855.34 : 341,831.42 = 78,055.41 : x
  2. Step 2: Convert to fraction form
    227,855.34/341,831.42 = 78,055.41/x
  3. Step 3: Cross multiply
    227,855.34x = 341,831.42 × 78,055.41
  4. Step 4: Simplify right side
    227,855.34x = 26,681,791,638.98
  5. Step 5: Solve for x
    x = 26,681,791,638.98/227,855.34
  6. Step 6: Final answer
    x = 117,099.70

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