Home / 55,922.08-83,857.20-20,852.32

Finding the Fourth Proportional to 55,922.08, 83,857.20 and 20,852.32

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Solution

The fourth proportional to 55,922.08, 83,857.20 and 20,852.32 is: 31,268.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,922.08 : 83,857.20 = 20,852.32 : x
  2. Step 2: Convert to fraction form
    55,922.08/83,857.20 = 20,852.32/x
  3. Step 3: Cross multiply
    55,922.08x = 83,857.20 × 20,852.32
  4. Step 4: Simplify right side
    55,922.08x = 1,748,617,168.70
  5. Step 5: Solve for x
    x = 1,748,617,168.70/55,922.08
  6. Step 6: Final answer
    x = 31,268.81

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