Home / 132,788.34-199,221.39-39,296.52

Finding the Fourth Proportional to 132,788.34, 199,221.39 and 39,296.52

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Solution

The fourth proportional to 132,788.34, 199,221.39 and 39,296.52 is: 58,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,788.34 : 199,221.39 = 39,296.52 : x
  2. Step 2: Convert to fraction form
    132,788.34/199,221.39 = 39,296.52/x
  3. Step 3: Cross multiply
    132,788.34x = 199,221.39 × 39,296.52
  4. Step 4: Simplify right side
    132,788.34x = 7,828,707,336.56
  5. Step 5: Solve for x
    x = 7,828,707,336.56/132,788.34
  6. Step 6: Final answer
    x = 58,956.29

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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.