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Finding the Fourth Proportional to 67,452.95, 101,179.83 and 30,004.22

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Solution

The fourth proportional to 67,452.95, 101,179.83 and 30,004.22 is: 45,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,452.95 : 101,179.83 = 30,004.22 : x
  2. Step 2: Convert to fraction form
    67,452.95/101,179.83 = 30,004.22/x
  3. Step 3: Cross multiply
    67,452.95x = 101,179.83 × 30,004.22
  4. Step 4: Simplify right side
    67,452.95x = 3,035,821,372.98
  5. Step 5: Solve for x
    x = 3,035,821,372.98/67,452.95
  6. Step 6: Final answer
    x = 45,006.51

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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.