Home / 132,615.68-198,921.58-32,775.88

Finding the Fourth Proportional to 132,615.68, 198,921.58 and 32,775.88

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Solution

The fourth proportional to 132,615.68, 198,921.58 and 32,775.88 is: 49,163.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,615.68 : 198,921.58 = 32,775.88 : x
  2. Step 2: Convert to fraction form
    132,615.68/198,921.58 = 32,775.88/x
  3. Step 3: Cross multiply
    132,615.68x = 198,921.58 × 32,775.88
  4. Step 4: Simplify right side
    132,615.68x = 6,519,829,835.49
  5. Step 5: Solve for x
    x = 6,519,829,835.49/132,615.68
  6. Step 6: Final answer
    x = 49,163.34

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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.