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Finding the Fourth Proportional to 29,899.40, 44,849.04 and 8,839.70

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Solution

The fourth proportional to 29,899.40, 44,849.04 and 8,839.70 is: 13,259.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,899.40 : 44,849.04 = 8,839.70 : x
  2. Step 2: Convert to fraction form
    29,899.40/44,849.04 = 8,839.70/x
  3. Step 3: Cross multiply
    29,899.40x = 44,849.04 × 8,839.70
  4. Step 4: Simplify right side
    29,899.40x = 396,451,834.64
  5. Step 5: Solve for x
    x = 396,451,834.64/29,899.40
  6. Step 6: Final answer
    x = 13,259.53

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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.