Home / 91,467.43-126,219.87-50,629.46

Finding the Fourth Proportional to 91,467.43, 126,219.87 and 50,629.46

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Solution

The fourth proportional to 91,467.43, 126,219.87 and 50,629.46 is: 69,865.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,467.43 : 126,219.87 = 50,629.46 : x
  2. Step 2: Convert to fraction form
    91,467.43/126,219.87 = 50,629.46/x
  3. Step 3: Cross multiply
    91,467.43x = 126,219.87 × 50,629.46
  4. Step 4: Simplify right side
    91,467.43x = 6,390,443,228.27
  5. Step 5: Solve for x
    x = 6,390,443,228.27/91,467.43
  6. Step 6: Final answer
    x = 69,865.78

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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.