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Finding the Fourth Proportional to 56,956.34, 78,600.93 and 31,805.84

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Solution

The fourth proportional to 56,956.34, 78,600.93 and 31,805.84 is: 43,892.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,956.34 : 78,600.93 = 31,805.84 : x
  2. Step 2: Convert to fraction form
    56,956.34/78,600.93 = 31,805.84/x
  3. Step 3: Cross multiply
    56,956.34x = 78,600.93 × 31,805.84
  4. Step 4: Simplify right side
    56,956.34x = 2,499,968,603.43
  5. Step 5: Solve for x
    x = 2,499,968,603.43/56,956.34
  6. Step 6: Final answer
    x = 43,892.72

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