Home / 49,206.56-67,909.24-40,228.96

Finding the Fourth Proportional to 49,206.56, 67,909.24 and 40,228.96

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Solution

The fourth proportional to 49,206.56, 67,909.24 and 40,228.96 is: 55,519.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,206.56 : 67,909.24 = 40,228.96 : x
  2. Step 2: Convert to fraction form
    49,206.56/67,909.24 = 40,228.96/x
  3. Step 3: Cross multiply
    49,206.56x = 67,909.24 × 40,228.96
  4. Step 4: Simplify right side
    49,206.56x = 2,731,918,099.59
  5. Step 5: Solve for x
    x = 2,731,918,099.59/49,206.56
  6. Step 6: Final answer
    x = 55,519.39

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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.