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Finding the Fourth Proportional to 58,186.76, 87,198.75 and 31,475.07

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Solution

The fourth proportional to 58,186.76, 87,198.75 and 31,475.07 is: 47,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,186.76 : 87,198.75 = 31,475.07 : x
  2. Step 2: Convert to fraction form
    58,186.76/87,198.75 = 31,475.07/x
  3. Step 3: Cross multiply
    58,186.76x = 87,198.75 × 31,475.07
  4. Step 4: Simplify right side
    58,186.76x = 2,744,586,760.16
  5. Step 5: Solve for x
    x = 2,744,586,760.16/58,186.76
  6. Step 6: Final answer
    x = 47,168.58

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