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Finding the Fourth Proportional to 92,515.51, 127,674.50 and 56,698.60

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Solution

The fourth proportional to 92,515.51, 127,674.50 and 56,698.60 is: 78,245.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,515.51 : 127,674.50 = 56,698.60 : x
  2. Step 2: Convert to fraction form
    92,515.51/127,674.50 = 56,698.60/x
  3. Step 3: Cross multiply
    92,515.51x = 127,674.50 × 56,698.60
  4. Step 4: Simplify right side
    92,515.51x = 7,238,965,405.70
  5. Step 5: Solve for x
    x = 7,238,965,405.70/92,515.51
  6. Step 6: Final answer
    x = 78,245.97

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