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Finding the Fourth Proportional to 65,494.21, 98,159.16 and 28,010.28

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Solution

The fourth proportional to 65,494.21, 98,159.16 and 28,010.28 is: 41,980.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,494.21 : 98,159.16 = 28,010.28 : x
  2. Step 2: Convert to fraction form
    65,494.21/98,159.16 = 28,010.28/x
  3. Step 3: Cross multiply
    65,494.21x = 98,159.16 × 28,010.28
  4. Step 4: Simplify right side
    65,494.21x = 2,749,465,293.11
  5. Step 5: Solve for x
    x = 2,749,465,293.11/65,494.21
  6. Step 6: Final answer
    x = 41,980.28

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