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Finding the Fourth Proportional to 44,198.70, 60,990.81 and 28,064.82

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Solution

The fourth proportional to 44,198.70, 60,990.81 and 28,064.82 is: 38,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,198.70 : 60,990.81 = 28,064.82 : x
  2. Step 2: Convert to fraction form
    44,198.70/60,990.81 = 28,064.82/x
  3. Step 3: Cross multiply
    44,198.70x = 60,990.81 × 28,064.82
  4. Step 4: Simplify right side
    44,198.70x = 1,711,696,104.30
  5. Step 5: Solve for x
    x = 1,711,696,104.30/44,198.70
  6. Step 6: Final answer
    x = 38,727.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.