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Finding the Fourth Proportional to 42,036.98, 63,056.79 and 15,736.70

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Solution

The fourth proportional to 42,036.98, 63,056.79 and 15,736.70 is: 23,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,036.98 : 63,056.79 = 15,736.70 : x
  2. Step 2: Convert to fraction form
    42,036.98/63,056.79 = 15,736.70/x
  3. Step 3: Cross multiply
    42,036.98x = 63,056.79 × 15,736.70
  4. Step 4: Simplify right side
    42,036.98x = 992,305,787.19
  5. Step 5: Solve for x
    x = 992,305,787.19/42,036.98
  6. Step 6: Final answer
    x = 23,605.54

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