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Finding the Fourth Proportional to 97,092.21, 145,694.93 and 40,928.88

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Solution

The fourth proportional to 97,092.21, 145,694.93 and 40,928.88 is: 61,417.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,092.21 : 145,694.93 = 40,928.88 : x
  2. Step 2: Convert to fraction form
    97,092.21/145,694.93 = 40,928.88/x
  3. Step 3: Cross multiply
    97,092.21x = 145,694.93 × 40,928.88
  4. Step 4: Simplify right side
    97,092.21x = 5,963,130,101.93
  5. Step 5: Solve for x
    x = 5,963,130,101.93/97,092.21
  6. Step 6: Final answer
    x = 61,417.18

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