Home / 79,559.12-109,794.41-43,751.85

Finding the Fourth Proportional to 79,559.12, 109,794.41 and 43,751.85

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Solution

The fourth proportional to 79,559.12, 109,794.41 and 43,751.85 is: 60,379.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,559.12 : 109,794.41 = 43,751.85 : x
  2. Step 2: Convert to fraction form
    79,559.12/109,794.41 = 43,751.85/x
  3. Step 3: Cross multiply
    79,559.12x = 109,794.41 × 43,751.85
  4. Step 4: Simplify right side
    79,559.12x = 4,803,708,338.40
  5. Step 5: Solve for x
    x = 4,803,708,338.40/79,559.12
  6. Step 6: Final answer
    x = 60,379.11

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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.