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Finding the Fourth Proportional to 97,281.99, 145,659.18 and 50,436.45

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Solution

The fourth proportional to 97,281.99, 145,659.18 and 50,436.45 is: 75,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,281.99 : 145,659.18 = 50,436.45 : x
  2. Step 2: Convert to fraction form
    97,281.99/145,659.18 = 50,436.45/x
  3. Step 3: Cross multiply
    97,281.99x = 145,659.18 × 50,436.45
  4. Step 4: Simplify right side
    97,281.99x = 7,346,531,949.11
  5. Step 5: Solve for x
    x = 7,346,531,949.11/97,281.99
  6. Step 6: Final answer
    x = 75,517.90

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