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Finding the Fourth Proportional to 29,553.68, 44,292.03 and 12,003

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Solution

The fourth proportional to 29,553.68, 44,292.03 and 12,003 is: 17,988.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,553.68 : 44,292.03 = 12,003 : x
  2. Step 2: Convert to fraction form
    29,553.68/44,292.03 = 12,003/x
  3. Step 3: Cross multiply
    29,553.68x = 44,292.03 × 12,003
  4. Step 4: Simplify right side
    29,553.68x = 531,637,236.09
  5. Step 5: Solve for x
    x = 531,637,236.09/29,553.68
  6. Step 6: Final answer
    x = 17,988.87

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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.