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Finding the Fourth Proportional to 58,742.94, 81,065.67 and 31,885.45

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Solution

The fourth proportional to 58,742.94, 81,065.67 and 31,885.45 is: 44,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,742.94 : 81,065.67 = 31,885.45 : x
  2. Step 2: Convert to fraction form
    58,742.94/81,065.67 = 31,885.45/x
  3. Step 3: Cross multiply
    58,742.94x = 81,065.67 × 31,885.45
  4. Step 4: Simplify right side
    58,742.94x = 2,584,815,224.62
  5. Step 5: Solve for x
    x = 2,584,815,224.62/58,742.94
  6. Step 6: Final answer
    x = 44,002.14

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