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Finding the Fourth Proportional to 70,530.41, 97,334.44 and 38,699.57

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Solution

The fourth proportional to 70,530.41, 97,334.44 and 38,699.57 is: 53,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,530.41 : 97,334.44 = 38,699.57 : x
  2. Step 2: Convert to fraction form
    70,530.41/97,334.44 = 38,699.57/x
  3. Step 3: Cross multiply
    70,530.41x = 97,334.44 × 38,699.57
  4. Step 4: Simplify right side
    70,530.41x = 3,766,800,390.77
  5. Step 5: Solve for x
    x = 3,766,800,390.77/70,530.41
  6. Step 6: Final answer
    x = 53,406.76

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