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Finding the Fourth Proportional to 29,400.80, 44,087.24 and 10,678.40

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Solution

The fourth proportional to 29,400.80, 44,087.24 and 10,678.40 is: 16,012.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,400.80 : 44,087.24 = 10,678.40 : x
  2. Step 2: Convert to fraction form
    29,400.80/44,087.24 = 10,678.40/x
  3. Step 3: Cross multiply
    29,400.80x = 44,087.24 × 10,678.40
  4. Step 4: Simplify right side
    29,400.80x = 470,781,183.62
  5. Step 5: Solve for x
    x = 470,781,183.62/29,400.80
  6. Step 6: Final answer
    x = 16,012.53

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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.