Home / 43,217.67-64,770.31-22,139.85

Finding the Fourth Proportional to 43,217.67, 64,770.31 and 22,139.85

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Solution

The fourth proportional to 43,217.67, 64,770.31 and 22,139.85 is: 33,180.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,217.67 : 64,770.31 = 22,139.85 : x
  2. Step 2: Convert to fraction form
    43,217.67/64,770.31 = 22,139.85/x
  3. Step 3: Cross multiply
    43,217.67x = 64,770.31 × 22,139.85
  4. Step 4: Simplify right side
    43,217.67x = 1,434,004,947.85
  5. Step 5: Solve for x
    x = 1,434,004,947.85/43,217.67
  6. Step 6: Final answer
    x = 33,180.99

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1.5x scale

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.