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Finding the Fourth Proportional to 30,104.88, 45,125.64 and 14,489.52

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Solution

The fourth proportional to 30,104.88, 45,125.64 and 14,489.52 is: 21,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,104.88 : 45,125.64 = 14,489.52 : x
  2. Step 2: Convert to fraction form
    30,104.88/45,125.64 = 14,489.52/x
  3. Step 3: Cross multiply
    30,104.88x = 45,125.64 × 14,489.52
  4. Step 4: Simplify right side
    30,104.88x = 653,848,863.29
  5. Step 5: Solve for x
    x = 653,848,863.29/30,104.88
  6. Step 6: Final answer
    x = 21,719.03

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