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Finding the Fourth Proportional to 65,725.71, 98,588.49 and 15,805.77

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Solution

The fourth proportional to 65,725.71, 98,588.49 and 15,805.77 is: 23,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,725.71 : 98,588.49 = 15,805.77 : x
  2. Step 2: Convert to fraction form
    65,725.71/98,588.49 = 15,805.77/x
  3. Step 3: Cross multiply
    65,725.71x = 98,588.49 × 15,805.77
  4. Step 4: Simplify right side
    65,725.71x = 1,558,266,997.59
  5. Step 5: Solve for x
    x = 1,558,266,997.59/65,725.71
  6. Step 6: Final answer
    x = 23,708.64

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