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Finding the Fourth Proportional to 56,349.56, 77,764.83 and 31,199.06

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Solution

The fourth proportional to 56,349.56, 77,764.83 and 31,199.06 is: 43,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,349.56 : 77,764.83 = 31,199.06 : x
  2. Step 2: Convert to fraction form
    56,349.56/77,764.83 = 31,199.06/x
  3. Step 3: Cross multiply
    56,349.56x = 77,764.83 × 31,199.06
  4. Step 4: Simplify right side
    56,349.56x = 2,426,189,674.48
  5. Step 5: Solve for x
    x = 2,426,189,674.48/56,349.56
  6. Step 6: Final answer
    x = 43,056.05

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