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Finding the Fourth Proportional to 78,930.34, 108,927.76 and 44,939.50

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Solution

The fourth proportional to 78,930.34, 108,927.76 and 44,939.50 is: 62,018.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,930.34 : 108,927.76 = 44,939.50 : x
  2. Step 2: Convert to fraction form
    78,930.34/108,927.76 = 44,939.50/x
  3. Step 3: Cross multiply
    78,930.34x = 108,927.76 × 44,939.50
  4. Step 4: Simplify right side
    78,930.34x = 4,895,159,070.52
  5. Step 5: Solve for x
    x = 4,895,159,070.52/78,930.34
  6. Step 6: Final answer
    x = 62,018.73

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