Home / 132,327.60-198,576.45-73,205.70

Finding the Fourth Proportional to 132,327.60, 198,576.45 and 73,205.70

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Solution

The fourth proportional to 132,327.60, 198,576.45 and 73,205.70 is: 109,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,327.60 : 198,576.45 = 73,205.70 : x
  2. Step 2: Convert to fraction form
    132,327.60/198,576.45 = 73,205.70/x
  3. Step 3: Cross multiply
    132,327.60x = 198,576.45 × 73,205.70
  4. Step 4: Simplify right side
    132,327.60x = 14,536,928,025.77
  5. Step 5: Solve for x
    x = 14,536,928,025.77/132,327.60
  6. Step 6: Final answer
    x = 109,855.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.