Home / 67,183.48-92,703.42-40,320.28

Finding the Fourth Proportional to 67,183.48, 92,703.42 and 40,320.28

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Solution

The fourth proportional to 67,183.48, 92,703.42 and 40,320.28 is: 55,636.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,183.48 : 92,703.42 = 40,320.28 : x
  2. Step 2: Convert to fraction form
    67,183.48/92,703.42 = 40,320.28/x
  3. Step 3: Cross multiply
    67,183.48x = 92,703.42 × 40,320.28
  4. Step 4: Simplify right side
    67,183.48x = 3,737,827,851.36
  5. Step 5: Solve for x
    x = 3,737,827,851.36/67,183.48
  6. Step 6: Final answer
    x = 55,636.12

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