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Finding the Fourth Proportional to 73,706.82, 110,603.06 and 31,009.12

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Solution

The fourth proportional to 73,706.82, 110,603.06 and 31,009.12 is: 46,531.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,706.82 : 110,603.06 = 31,009.12 : x
  2. Step 2: Convert to fraction form
    73,706.82/110,603.06 = 31,009.12/x
  3. Step 3: Cross multiply
    73,706.82x = 110,603.06 × 31,009.12
  4. Step 4: Simplify right side
    73,706.82x = 3,429,703,559.91
  5. Step 5: Solve for x
    x = 3,429,703,559.91/73,706.82
  6. Step 6: Final answer
    x = 46,531.70

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