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Finding the Fourth Proportional to 29,543.54, 44,277.03 and 12,003.80

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Solution

The fourth proportional to 29,543.54, 44,277.03 and 12,003.80 is: 17,990.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,543.54 : 44,277.03 = 12,003.80 : x
  2. Step 2: Convert to fraction form
    29,543.54/44,277.03 = 12,003.80/x
  3. Step 3: Cross multiply
    29,543.54x = 44,277.03 × 12,003.80
  4. Step 4: Simplify right side
    29,543.54x = 531,492,391.33
  5. Step 5: Solve for x
    x = 531,492,391.33/29,543.54
  6. Step 6: Final answer
    x = 17,990.14

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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.