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Finding the Fourth Proportional to 47,659.80, 65,767.56 and 26,438.64

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Solution

The fourth proportional to 47,659.80, 65,767.56 and 26,438.64 is: 36,483.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,659.80 : 65,767.56 = 26,438.64 : x
  2. Step 2: Convert to fraction form
    47,659.80/65,767.56 = 26,438.64/x
  3. Step 3: Cross multiply
    47,659.80x = 65,767.56 × 26,438.64
  4. Step 4: Simplify right side
    47,659.80x = 1,738,804,842.52
  5. Step 5: Solve for x
    x = 1,738,804,842.52/47,659.80
  6. Step 6: Final answer
    x = 36,483.68

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