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Finding the Fourth Proportional to 29,902.80, 44,846.10 and 8,842.80

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Solution

The fourth proportional to 29,902.80, 44,846.10 and 8,842.80 is: 13,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,902.80 : 44,846.10 = 8,842.80 : x
  2. Step 2: Convert to fraction form
    29,902.80/44,846.10 = 8,842.80/x
  3. Step 3: Cross multiply
    29,902.80x = 44,846.10 × 8,842.80
  4. Step 4: Simplify right side
    29,902.80x = 396,565,093.08
  5. Step 5: Solve for x
    x = 396,565,093.08/29,902.80
  6. Step 6: Final answer
    x = 13,261.80

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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.