Home / 31,810.16-43,899.36-17,664.32

Finding the Fourth Proportional to 31,810.16, 43,899.36 and 17,664.32

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Solution

The fourth proportional to 31,810.16, 43,899.36 and 17,664.32 is: 24,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,810.16 : 43,899.36 = 17,664.32 : x
  2. Step 2: Convert to fraction form
    31,810.16/43,899.36 = 17,664.32/x
  3. Step 3: Cross multiply
    31,810.16x = 43,899.36 × 17,664.32
  4. Step 4: Simplify right side
    31,810.16x = 775,452,342.84
  5. Step 5: Solve for x
    x = 775,452,342.84/31,810.16
  6. Step 6: Final answer
    x = 24,377.51

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