Home / 132,531.73-198,796.61-53,644.82

Finding the Fourth Proportional to 132,531.73, 198,796.61 and 53,644.82

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Solution

The fourth proportional to 132,531.73, 198,796.61 and 53,644.82 is: 80,466.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,531.73 : 198,796.61 = 53,644.82 : x
  2. Step 2: Convert to fraction form
    132,531.73/198,796.61 = 53,644.82/x
  3. Step 3: Cross multiply
    132,531.73x = 198,796.61 × 53,644.82
  4. Step 4: Simplify right side
    132,531.73x = 10,664,407,500.19
  5. Step 5: Solve for x
    x = 10,664,407,500.19/132,531.73
  6. Step 6: Final answer
    x = 80,466.83

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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.