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Finding the Fourth Proportional to 202,120.92, 303,129.64 and 59,932.96

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Solution

The fourth proportional to 202,120.92, 303,129.64 and 59,932.96 is: 89,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,120.92 : 303,129.64 = 59,932.96 : x
  2. Step 2: Convert to fraction form
    202,120.92/303,129.64 = 59,932.96/x
  3. Step 3: Cross multiply
    202,120.92x = 303,129.64 × 59,932.96
  4. Step 4: Simplify right side
    202,120.92x = 18,167,456,588.93
  5. Step 5: Solve for x
    x = 18,167,456,588.93/202,120.92
  6. Step 6: Final answer
    x = 89,884.10

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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.