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Finding the Fourth Proportional to 44,767.40, 67,175.40 and 18,474.80

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Solution

The fourth proportional to 44,767.40, 67,175.40 and 18,474.80 is: 27,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,767.40 : 67,175.40 = 18,474.80 : x
  2. Step 2: Convert to fraction form
    44,767.40/67,175.40 = 18,474.80/x
  3. Step 3: Cross multiply
    44,767.40x = 67,175.40 × 18,474.80
  4. Step 4: Simplify right side
    44,767.40x = 1,241,052,079.92
  5. Step 5: Solve for x
    x = 1,241,052,079.92/44,767.40
  6. Step 6: Final answer
    x = 27,722.23

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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.