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Finding the Fourth Proportional to 117,332.86, 162,052.98 and 79,541.50

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Solution

The fourth proportional to 117,332.86, 162,052.98 and 79,541.50 is: 109,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,332.86 : 162,052.98 = 79,541.50 : x
  2. Step 2: Convert to fraction form
    117,332.86/162,052.98 = 79,541.50/x
  3. Step 3: Cross multiply
    117,332.86x = 162,052.98 × 79,541.50
  4. Step 4: Simplify right side
    117,332.86x = 12,889,937,108.67
  5. Step 5: Solve for x
    x = 12,889,937,108.67/117,332.86
  6. Step 6: Final answer
    x = 109,857.86

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