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Finding the Fourth Proportional to 67,641.44, 93,368.22 and 39,370.88

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Solution

The fourth proportional to 67,641.44, 93,368.22 and 39,370.88 is: 54,345.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,641.44 : 93,368.22 = 39,370.88 : x
  2. Step 2: Convert to fraction form
    67,641.44/93,368.22 = 39,370.88/x
  3. Step 3: Cross multiply
    67,641.44x = 93,368.22 × 39,370.88
  4. Step 4: Simplify right side
    67,641.44x = 3,675,988,985.43
  5. Step 5: Solve for x
    x = 3,675,988,985.43/67,641.44
  6. Step 6: Final answer
    x = 54,345.22

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