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Finding the Fourth Proportional to 67,626.40, 101,245.20 and 41,382.40

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Solution

The fourth proportional to 67,626.40, 101,245.20 and 41,382.40 is: 61,954.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,626.40 : 101,245.20 = 41,382.40 : x
  2. Step 2: Convert to fraction form
    67,626.40/101,245.20 = 41,382.40/x
  3. Step 3: Cross multiply
    67,626.40x = 101,245.20 × 41,382.40
  4. Step 4: Simplify right side
    67,626.40x = 4,189,769,364.48
  5. Step 5: Solve for x
    x = 4,189,769,364.48/67,626.40
  6. Step 6: Final answer
    x = 61,954.64

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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.