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Finding the Fourth Proportional to 29,100.84, 43,651.08 and 8,324.34

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Solution

The fourth proportional to 29,100.84, 43,651.08 and 8,324.34 is: 12,486.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,100.84 : 43,651.08 = 8,324.34 : x
  2. Step 2: Convert to fraction form
    29,100.84/43,651.08 = 8,324.34/x
  3. Step 3: Cross multiply
    29,100.84x = 43,651.08 × 8,324.34
  4. Step 4: Simplify right side
    29,100.84x = 363,366,431.29
  5. Step 5: Solve for x
    x = 363,366,431.29/29,100.84
  6. Step 6: Final answer
    x = 12,486.46

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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.