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Finding the Fourth Proportional to 29,265.36, 43,890.21 and 8,204.22

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Solution

The fourth proportional to 29,265.36, 43,890.21 and 8,204.22 is: 12,304.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,265.36 : 43,890.21 = 8,204.22 : x
  2. Step 2: Convert to fraction form
    29,265.36/43,890.21 = 8,204.22/x
  3. Step 3: Cross multiply
    29,265.36x = 43,890.21 × 8,204.22
  4. Step 4: Simplify right side
    29,265.36x = 360,084,938.69
  5. Step 5: Solve for x
    x = 360,084,938.69/29,265.36
  6. Step 6: Final answer
    x = 12,304.13

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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.