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Finding the Fourth Proportional to 132,374.40, 198,596.80 and 57,462.40

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Solution

The fourth proportional to 132,374.40, 198,596.80 and 57,462.40 is: 86,208.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,374.40 : 198,596.80 = 57,462.40 : x
  2. Step 2: Convert to fraction form
    132,374.40/198,596.80 = 57,462.40/x
  3. Step 3: Cross multiply
    132,374.40x = 198,596.80 × 57,462.40
  4. Step 4: Simplify right side
    132,374.40x = 11,411,848,760.32
  5. Step 5: Solve for x
    x = 11,411,848,760.32/132,374.40
  6. Step 6: Final answer
    x = 86,208.88

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