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Finding the Fourth Proportional to 144,439.61, 199,376.77 and 99,267.13

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Solution

The fourth proportional to 144,439.61, 199,376.77 and 99,267.13 is: 137,023.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,439.61 : 199,376.77 = 99,267.13 : x
  2. Step 2: Convert to fraction form
    144,439.61/199,376.77 = 99,267.13/x
  3. Step 3: Cross multiply
    144,439.61x = 199,376.77 × 99,267.13
  4. Step 4: Simplify right side
    144,439.61x = 19,791,558,999.96
  5. Step 5: Solve for x
    x = 19,791,558,999.96/144,439.61
  6. Step 6: Final answer
    x = 137,023.07

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