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Finding the Fourth Proportional to 67,441.92, 101,162.84 and 20,056.82

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Solution

The fourth proportional to 67,441.92, 101,162.84 and 20,056.82 is: 30,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,441.92 : 101,162.84 = 20,056.82 : x
  2. Step 2: Convert to fraction form
    67,441.92/101,162.84 = 20,056.82/x
  3. Step 3: Cross multiply
    67,441.92x = 101,162.84 × 20,056.82
  4. Step 4: Simplify right side
    67,441.92x = 2,029,004,379.29
  5. Step 5: Solve for x
    x = 2,029,004,379.29/67,441.92
  6. Step 6: Final answer
    x = 30,085.21

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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.