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Finding the Fourth Proportional to 71,875.94, 99,185.91 and 40,044.02

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Solution

The fourth proportional to 71,875.94, 99,185.91 and 40,044.02 is: 55,259.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,875.94 : 99,185.91 = 40,044.02 : x
  2. Step 2: Convert to fraction form
    71,875.94/99,185.91 = 40,044.02/x
  3. Step 3: Cross multiply
    71,875.94x = 99,185.91 × 40,044.02
  4. Step 4: Simplify right side
    71,875.94x = 3,971,802,563.76
  5. Step 5: Solve for x
    x = 3,971,802,563.76/71,875.94
  6. Step 6: Final answer
    x = 55,259.14

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