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Finding the Fourth Proportional to 29,286.50, 43,903.02 and 10,551.20

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Solution

The fourth proportional to 29,286.50, 43,903.02 and 10,551.20 is: 15,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,286.50 : 43,903.02 = 10,551.20 : x
  2. Step 2: Convert to fraction form
    29,286.50/43,903.02 = 10,551.20/x
  3. Step 3: Cross multiply
    29,286.50x = 43,903.02 × 10,551.20
  4. Step 4: Simplify right side
    29,286.50x = 463,229,544.62
  5. Step 5: Solve for x
    x = 463,229,544.62/29,286.50
  6. Step 6: Final answer
    x = 15,817.17

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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.