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Finding the Fourth Proportional to 55,798.01, 83,709.30 and 18,356.57

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Solution

The fourth proportional to 55,798.01, 83,709.30 and 18,356.57 is: 27,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,798.01 : 83,709.30 = 18,356.57 : x
  2. Step 2: Convert to fraction form
    55,798.01/83,709.30 = 18,356.57/x
  3. Step 3: Cross multiply
    55,798.01x = 83,709.30 × 18,356.57
  4. Step 4: Simplify right side
    55,798.01x = 1,536,615,956.91
  5. Step 5: Solve for x
    x = 1,536,615,956.91/55,798.01
  6. Step 6: Final answer
    x = 27,538.90

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