Home / 79,259.24-109,379.87-43,450.59

Finding the Fourth Proportional to 79,259.24, 109,379.87 and 43,450.59

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Solution

The fourth proportional to 79,259.24, 109,379.87 and 43,450.59 is: 59,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,259.24 : 109,379.87 = 43,450.59 : x
  2. Step 2: Convert to fraction form
    79,259.24/109,379.87 = 43,450.59/x
  3. Step 3: Cross multiply
    79,259.24x = 109,379.87 × 43,450.59
  4. Step 4: Simplify right side
    79,259.24x = 4,752,619,885.62
  5. Step 5: Solve for x
    x = 4,752,619,885.62/79,259.24
  6. Step 6: Final answer
    x = 59,962.98

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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.