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Finding the Fourth Proportional to 202,052.20, 303,078.30 and 164,727.40

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Solution

The fourth proportional to 202,052.20, 303,078.30 and 164,727.40 is: 247,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,052.20 : 303,078.30 = 164,727.40 : x
  2. Step 2: Convert to fraction form
    202,052.20/303,078.30 = 164,727.40/x
  3. Step 3: Cross multiply
    202,052.20x = 303,078.30 × 164,727.40
  4. Step 4: Simplify right side
    202,052.20x = 49,925,300,355.42
  5. Step 5: Solve for x
    x = 49,925,300,355.42/202,052.20
  6. Step 6: Final answer
    x = 247,091.10

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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.