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Finding the Fourth Proportional to 105,560.32, 158,342.48 and 49,369.36

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Solution

The fourth proportional to 105,560.32, 158,342.48 and 49,369.36 is: 74,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,560.32 : 158,342.48 = 49,369.36 : x
  2. Step 2: Convert to fraction form
    105,560.32/158,342.48 = 49,369.36/x
  3. Step 3: Cross multiply
    105,560.32x = 158,342.48 × 49,369.36
  4. Step 4: Simplify right side
    105,560.32x = 7,817,266,898.41
  5. Step 5: Solve for x
    x = 7,817,266,898.41/105,560.32
  6. Step 6: Final answer
    x = 74,054.98

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