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Finding the Fourth Proportional to 99,626.56, 137,484.54 and 54,304.63

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Solution

The fourth proportional to 99,626.56, 137,484.54 and 54,304.63 is: 74,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,626.56 : 137,484.54 = 54,304.63 : x
  2. Step 2: Convert to fraction form
    99,626.56/137,484.54 = 54,304.63/x
  3. Step 3: Cross multiply
    99,626.56x = 137,484.54 × 54,304.63
  4. Step 4: Simplify right side
    99,626.56x = 7,466,046,731.71
  5. Step 5: Solve for x
    x = 7,466,046,731.71/99,626.56
  6. Step 6: Final answer
    x = 74,940.33

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