Home / 132,272.76-198,405-32,433.24

Finding the Fourth Proportional to 132,272.76, 198,405 and 32,433.24

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Solution

The fourth proportional to 132,272.76, 198,405 and 32,433.24 is: 48,648.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,272.76 : 198,405 = 32,433.24 : x
  2. Step 2: Convert to fraction form
    132,272.76/198,405 = 32,433.24/x
  3. Step 3: Cross multiply
    132,272.76x = 198,405 × 32,433.24
  4. Step 4: Simplify right side
    132,272.76x = 6,434,916,982.20
  5. Step 5: Solve for x
    x = 6,434,916,982.20/132,272.76
  6. Step 6: Final answer
    x = 48,648.84

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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.