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Finding the Fourth Proportional to 29,450.25, 40,641.35 and 16,202.25

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Solution

The fourth proportional to 29,450.25, 40,641.35 and 16,202.25 is: 22,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,450.25 : 40,641.35 = 16,202.25 : x
  2. Step 2: Convert to fraction form
    29,450.25/40,641.35 = 16,202.25/x
  3. Step 3: Cross multiply
    29,450.25x = 40,641.35 × 16,202.25
  4. Step 4: Simplify right side
    29,450.25x = 658,481,232.03
  5. Step 5: Solve for x
    x = 658,481,232.03/29,450.25
  6. Step 6: Final answer
    x = 22,359.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.