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Finding the Fourth Proportional to 65,848.16, 98,657.28 and 54,825.76

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Solution

The fourth proportional to 65,848.16, 98,657.28 and 54,825.76 is: 82,142.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,848.16 : 98,657.28 = 54,825.76 : x
  2. Step 2: Convert to fraction form
    65,848.16/98,657.28 = 54,825.76/x
  3. Step 3: Cross multiply
    65,848.16x = 98,657.28 × 54,825.76
  4. Step 4: Simplify right side
    65,848.16x = 5,408,960,355.53
  5. Step 5: Solve for x
    x = 5,408,960,355.53/65,848.16
  6. Step 6: Final answer
    x = 82,142.92

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