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Finding the Fourth Proportional to 132,535.94, 182,900.39 and 72,107.01

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Solution

The fourth proportional to 132,535.94, 182,900.39 and 72,107.01 is: 99,508.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,535.94 : 182,900.39 = 72,107.01 : x
  2. Step 2: Convert to fraction form
    132,535.94/182,900.39 = 72,107.01/x
  3. Step 3: Cross multiply
    132,535.94x = 182,900.39 × 72,107.01
  4. Step 4: Simplify right side
    132,535.94x = 13,188,400,250.73
  5. Step 5: Solve for x
    x = 13,188,400,250.73/132,535.94
  6. Step 6: Final answer
    x = 99,508.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.