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Finding the Fourth Proportional to 113,615.83, 156,790.02 and 65,896.93

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Solution

The fourth proportional to 113,615.83, 156,790.02 and 65,896.93 is: 90,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,615.83 : 156,790.02 = 65,896.93 : x
  2. Step 2: Convert to fraction form
    113,615.83/156,790.02 = 65,896.93/x
  3. Step 3: Cross multiply
    113,615.83x = 156,790.02 × 65,896.93
  4. Step 4: Simplify right side
    113,615.83x = 10,331,980,972.64
  5. Step 5: Solve for x
    x = 10,331,980,972.64/113,615.83
  6. Step 6: Final answer
    x = 90,937.86

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