Home / 79,414.67-109,591.47-43,604.36

Finding the Fourth Proportional to 79,414.67, 109,591.47 and 43,604.36

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Solution

The fourth proportional to 79,414.67, 109,591.47 and 43,604.36 is: 60,173.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,414.67 : 109,591.47 = 43,604.36 : x
  2. Step 2: Convert to fraction form
    79,414.67/109,591.47 = 43,604.36/x
  3. Step 3: Cross multiply
    79,414.67x = 109,591.47 × 43,604.36
  4. Step 4: Simplify right side
    79,414.67x = 4,778,665,910.81
  5. Step 5: Solve for x
    x = 4,778,665,910.81/79,414.67
  6. Step 6: Final answer
    x = 60,173.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.