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Finding the Fourth Proportional to 202,444.88, 303,851.61 and 107,754.59

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Solution

The fourth proportional to 202,444.88, 303,851.61 and 107,754.59 is: 161,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,444.88 : 303,851.61 = 107,754.59 : x
  2. Step 2: Convert to fraction form
    202,444.88/303,851.61 = 107,754.59/x
  3. Step 3: Cross multiply
    202,444.88x = 303,851.61 × 107,754.59
  4. Step 4: Simplify right side
    202,444.88x = 32,741,404,137.13
  5. Step 5: Solve for x
    x = 32,741,404,137.13/202,444.88
  6. Step 6: Final answer
    x = 161,729.97

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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.