Home / 58,791.04-81,129.30-31,933

Finding the Fourth Proportional to 58,791.04, 81,129.30 and 31,933

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Solution

The fourth proportional to 58,791.04, 81,129.30 and 31,933 is: 44,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,791.04 : 81,129.30 = 31,933 : x
  2. Step 2: Convert to fraction form
    58,791.04/81,129.30 = 31,933/x
  3. Step 3: Cross multiply
    58,791.04x = 81,129.30 × 31,933
  4. Step 4: Simplify right side
    58,791.04x = 2,590,701,936.90
  5. Step 5: Solve for x
    x = 2,590,701,936.90/58,791.04
  6. Step 6: Final answer
    x = 44,066.27

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