Home / 79,720.37-119,595.26-32,976.89

Finding the Fourth Proportional to 79,720.37, 119,595.26 and 32,976.89

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Solution

The fourth proportional to 79,720.37, 119,595.26 and 32,976.89 is: 49,471.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,720.37 : 119,595.26 = 32,976.89 : x
  2. Step 2: Convert to fraction form
    79,720.37/119,595.26 = 32,976.89/x
  3. Step 3: Cross multiply
    79,720.37x = 119,595.26 × 32,976.89
  4. Step 4: Simplify right side
    79,720.37x = 3,943,879,733.54
  5. Step 5: Solve for x
    x = 3,943,879,733.54/79,720.37
  6. Step 6: Final answer
    x = 49,471.42

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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.