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Finding the Fourth Proportional to 156,772.36, 216,347.61 and 92,255.86

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Solution

The fourth proportional to 156,772.36, 216,347.61 and 92,255.86 is: 127,314.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,772.36 : 216,347.61 = 92,255.86 : x
  2. Step 2: Convert to fraction form
    156,772.36/216,347.61 = 92,255.86/x
  3. Step 3: Cross multiply
    156,772.36x = 216,347.61 × 92,255.86
  4. Step 4: Simplify right side
    156,772.36x = 19,959,334,916.95
  5. Step 5: Solve for x
    x = 19,959,334,916.95/156,772.36
  6. Step 6: Final answer
    x = 127,314.12

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