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Finding the Fourth Proportional to 92,598.96, 138,856.96 and 55,176.72

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Solution

The fourth proportional to 92,598.96, 138,856.96 and 55,176.72 is: 82,740.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,598.96 : 138,856.96 = 55,176.72 : x
  2. Step 2: Convert to fraction form
    92,598.96/138,856.96 = 55,176.72/x
  3. Step 3: Cross multiply
    92,598.96x = 138,856.96 × 55,176.72
  4. Step 4: Simplify right side
    92,598.96x = 7,661,671,601.97
  5. Step 5: Solve for x
    x = 7,661,671,601.97/92,598.96
  6. Step 6: Final answer
    x = 82,740.36

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