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Finding the Fourth Proportional to 15,402.76, 23,090.77 and 9,546.46

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Solution

The fourth proportional to 15,402.76, 23,090.77 and 9,546.46 is: 14,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,402.76 : 23,090.77 = 9,546.46 : x
  2. Step 2: Convert to fraction form
    15,402.76/23,090.77 = 9,546.46/x
  3. Step 3: Cross multiply
    15,402.76x = 23,090.77 × 9,546.46
  4. Step 4: Simplify right side
    15,402.76x = 220,435,112.17
  5. Step 5: Solve for x
    x = 220,435,112.17/15,402.76
  6. Step 6: Final answer
    x = 14,311.40

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