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Finding the Fourth Proportional to 29,242.84, 43,868.52 and 9,245.56

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Solution

The fourth proportional to 29,242.84, 43,868.52 and 9,245.56 is: 13,869.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,242.84 : 43,868.52 = 9,245.56 : x
  2. Step 2: Convert to fraction form
    29,242.84/43,868.52 = 9,245.56/x
  3. Step 3: Cross multiply
    29,242.84x = 43,868.52 × 9,245.56
  4. Step 4: Simplify right side
    29,242.84x = 405,589,033.77
  5. Step 5: Solve for x
    x = 405,589,033.77/29,242.84
  6. Step 6: Final answer
    x = 13,869.69

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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.