Home / 56,943.31-78,581.82-31,792.81

Finding the Fourth Proportional to 56,943.31, 78,581.82 and 31,792.81

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Solution

The fourth proportional to 56,943.31, 78,581.82 and 31,792.81 is: 43,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,943.31 : 78,581.82 = 31,792.81 : x
  2. Step 2: Convert to fraction form
    56,943.31/78,581.82 = 31,792.81/x
  3. Step 3: Cross multiply
    56,943.31x = 78,581.82 × 31,792.81
  4. Step 4: Simplify right side
    56,943.31x = 2,498,336,872.71
  5. Step 5: Solve for x
    x = 2,498,336,872.71/56,943.31
  6. Step 6: Final answer
    x = 43,874.11

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