Home / 132,743.55-199,110.29-53,836.59

Finding the Fourth Proportional to 132,743.55, 199,110.29 and 53,836.59

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Solution

The fourth proportional to 132,743.55, 199,110.29 and 53,836.59 is: 80,752.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,743.55 : 199,110.29 = 53,836.59 : x
  2. Step 2: Convert to fraction form
    132,743.55/199,110.29 = 53,836.59/x
  3. Step 3: Cross multiply
    132,743.55x = 199,110.29 × 53,836.59
  4. Step 4: Simplify right side
    132,743.55x = 10,719,418,778.33
  5. Step 5: Solve for x
    x = 10,719,418,778.33/132,743.55
  6. Step 6: Final answer
    x = 80,752.84

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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.