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Finding the Fourth Proportional to 55,460.08, 83,223.06 and 20,424.34

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Solution

The fourth proportional to 55,460.08, 83,223.06 and 20,424.34 is: 30,648.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,460.08 : 83,223.06 = 20,424.34 : x
  2. Step 2: Convert to fraction form
    55,460.08/83,223.06 = 20,424.34/x
  3. Step 3: Cross multiply
    55,460.08x = 83,223.06 × 20,424.34
  4. Step 4: Simplify right side
    55,460.08x = 1,699,776,073.28
  5. Step 5: Solve for x
    x = 1,699,776,073.28/55,460.08
  6. Step 6: Final answer
    x = 30,648.64

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