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Finding the Fourth Proportional to 142,304.05, 213,456.08 and 53,577.46

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Solution

The fourth proportional to 142,304.05, 213,456.08 and 53,577.46 is: 80,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,304.05 : 213,456.08 = 53,577.46 : x
  2. Step 2: Convert to fraction form
    142,304.05/213,456.08 = 53,577.46/x
  3. Step 3: Cross multiply
    142,304.05x = 213,456.08 × 53,577.46
  4. Step 4: Simplify right side
    142,304.05x = 11,436,434,320.07
  5. Step 5: Solve for x
    x = 11,436,434,320.07/142,304.05
  6. Step 6: Final answer
    x = 80,366.19

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