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Finding the Fourth Proportional to 44,809.81, 67,224.44 and 13,644.25

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Solution

The fourth proportional to 44,809.81, 67,224.44 and 13,644.25 is: 20,469.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,809.81 : 67,224.44 = 13,644.25 : x
  2. Step 2: Convert to fraction form
    44,809.81/67,224.44 = 13,644.25/x
  3. Step 3: Cross multiply
    44,809.81x = 67,224.44 × 13,644.25
  4. Step 4: Simplify right side
    44,809.81x = 917,227,065.47
  5. Step 5: Solve for x
    x = 917,227,065.47/44,809.81
  6. Step 6: Final answer
    x = 20,469.34

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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.