Home / 67,150.11-100,476.70-40,511.54

Finding the Fourth Proportional to 67,150.11, 100,476.70 and 40,511.54

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Solution

The fourth proportional to 67,150.11, 100,476.70 and 40,511.54 is: 60,617.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,150.11 : 100,476.70 = 40,511.54 : x
  2. Step 2: Convert to fraction form
    67,150.11/100,476.70 = 40,511.54/x
  3. Step 3: Cross multiply
    67,150.11x = 100,476.70 × 40,511.54
  4. Step 4: Simplify right side
    67,150.11x = 4,070,465,648.56
  5. Step 5: Solve for x
    x = 4,070,465,648.56/67,150.11
  6. Step 6: Final answer
    x = 60,617.41

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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.