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Finding the Fourth Proportional to 58,509.27, 80,742.47 and 31,651.70

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Solution

The fourth proportional to 58,509.27, 80,742.47 and 31,651.70 is: 43,679.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,509.27 : 80,742.47 = 31,651.70 : x
  2. Step 2: Convert to fraction form
    58,509.27/80,742.47 = 31,651.70/x
  3. Step 3: Cross multiply
    58,509.27x = 80,742.47 × 31,651.70
  4. Step 4: Simplify right side
    58,509.27x = 2,555,635,875.73
  5. Step 5: Solve for x
    x = 2,555,635,875.73/58,509.27
  6. Step 6: Final answer
    x = 43,679.16

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