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Finding the Fourth Proportional to 67,884.46, 101,785.76 and 30,437.76

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Solution

The fourth proportional to 67,884.46, 101,785.76 and 30,437.76 is: 45,638.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,884.46 : 101,785.76 = 30,437.76 : x
  2. Step 2: Convert to fraction form
    67,884.46/101,785.76 = 30,437.76/x
  3. Step 3: Cross multiply
    67,884.46x = 101,785.76 × 30,437.76
  4. Step 4: Simplify right side
    67,884.46x = 3,098,130,534.30
  5. Step 5: Solve for x
    x = 3,098,130,534.30/67,884.46
  6. Step 6: Final answer
    x = 45,638.29

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