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Finding the Fourth Proportional to 16,667.88, 25,001.82 and 6,804.96

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Solution

The fourth proportional to 16,667.88, 25,001.82 and 6,804.96 is: 10,207.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,667.88 : 25,001.82 = 6,804.96 : x
  2. Step 2: Convert to fraction form
    16,667.88/25,001.82 = 6,804.96/x
  3. Step 3: Cross multiply
    16,667.88x = 25,001.82 × 6,804.96
  4. Step 4: Simplify right side
    16,667.88x = 170,136,385.03
  5. Step 5: Solve for x
    x = 170,136,385.03/16,667.88
  6. Step 6: Final answer
    x = 10,207.44

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1.5x scale

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.