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Finding the Fourth Proportional to 83,047.93, 124,588.29 and 30,457.87

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Solution

The fourth proportional to 83,047.93, 124,588.29 and 30,457.87 is: 45,692.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,047.93 : 124,588.29 = 30,457.87 : x
  2. Step 2: Convert to fraction form
    83,047.93/124,588.29 = 30,457.87/x
  3. Step 3: Cross multiply
    83,047.93x = 124,588.29 × 30,457.87
  4. Step 4: Simplify right side
    83,047.93x = 3,794,694,443.90
  5. Step 5: Solve for x
    x = 3,794,694,443.90/83,047.93
  6. Step 6: Final answer
    x = 45,692.82

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