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Finding the Fourth Proportional to 144,955.04, 217,405.08 and 45,116.48

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Solution

The fourth proportional to 144,955.04, 217,405.08 and 45,116.48 is: 67,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,955.04 : 217,405.08 = 45,116.48 : x
  2. Step 2: Convert to fraction form
    144,955.04/217,405.08 = 45,116.48/x
  3. Step 3: Cross multiply
    144,955.04x = 217,405.08 × 45,116.48
  4. Step 4: Simplify right side
    144,955.04x = 9,808,551,943.72
  5. Step 5: Solve for x
    x = 9,808,551,943.72/144,955.04
  6. Step 6: Final answer
    x = 67,666.17

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