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Finding the Fourth Proportional to 43,803.54, 65,708.82 and 17,493.84

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Solution

The fourth proportional to 43,803.54, 65,708.82 and 17,493.84 is: 26,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,803.54 : 65,708.82 = 17,493.84 : x
  2. Step 2: Convert to fraction form
    43,803.54/65,708.82 = 17,493.84/x
  3. Step 3: Cross multiply
    43,803.54x = 65,708.82 × 17,493.84
  4. Step 4: Simplify right side
    43,803.54x = 1,149,499,583.67
  5. Step 5: Solve for x
    x = 1,149,499,583.67/43,803.54
  6. Step 6: Final answer
    x = 26,242.16

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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.