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Finding the Fourth Proportional to 109,537.81, 164,334.05 and 30,651.35

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Solution

The fourth proportional to 109,537.81, 164,334.05 and 30,651.35 is: 45,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,537.81 : 164,334.05 = 30,651.35 : x
  2. Step 2: Convert to fraction form
    109,537.81/164,334.05 = 30,651.35/x
  3. Step 3: Cross multiply
    109,537.81x = 164,334.05 × 30,651.35
  4. Step 4: Simplify right side
    109,537.81x = 5,037,060,483.47
  5. Step 5: Solve for x
    x = 5,037,060,483.47/109,537.81
  6. Step 6: Final answer
    x = 45,984.67

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