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Finding the Fourth Proportional to 67,122.58, 92,621.49 and 53,688.94

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Solution

The fourth proportional to 67,122.58, 92,621.49 and 53,688.94 is: 74,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,122.58 : 92,621.49 = 53,688.94 : x
  2. Step 2: Convert to fraction form
    67,122.58/92,621.49 = 53,688.94/x
  3. Step 3: Cross multiply
    67,122.58x = 92,621.49 × 53,688.94
  4. Step 4: Simplify right side
    67,122.58x = 4,972,749,619.32
  5. Step 5: Solve for x
    x = 4,972,749,619.32/67,122.58
  6. Step 6: Final answer
    x = 74,084.60

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