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Finding the Fourth Proportional to 67,376.08, 101,020.92 and 27,960.40

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Solution

The fourth proportional to 67,376.08, 101,020.92 and 27,960.40 is: 41,922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,376.08 : 101,020.92 = 27,960.40 : x
  2. Step 2: Convert to fraction form
    67,376.08/101,020.92 = 27,960.40/x
  3. Step 3: Cross multiply
    67,376.08x = 101,020.92 × 27,960.40
  4. Step 4: Simplify right side
    67,376.08x = 2,824,585,331.57
  5. Step 5: Solve for x
    x = 2,824,585,331.57/67,376.08
  6. Step 6: Final answer
    x = 41,922.67

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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.