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Finding the Fourth Proportional to 141,052.80, 197,998.80 and 141,052.80

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Solution

The fourth proportional to 141,052.80, 197,998.80 and 141,052.80 is: 197,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,052.80 : 197,998.80 = 141,052.80 : x
  2. Step 2: Convert to fraction form
    141,052.80/197,998.80 = 141,052.80/x
  3. Step 3: Cross multiply
    141,052.80x = 197,998.80 × 141,052.80
  4. Step 4: Simplify right side
    141,052.80x = 27,928,285,136.64
  5. Step 5: Solve for x
    x = 27,928,285,136.64/141,052.80
  6. Step 6: Final answer
    x = 197,998.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.