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Finding the Fourth Proportional to 21,667.04, 32,500.52 and 5,251.04

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Solution

The fourth proportional to 21,667.04, 32,500.52 and 5,251.04 is: 7,876.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,667.04 : 32,500.52 = 5,251.04 : x
  2. Step 2: Convert to fraction form
    21,667.04/32,500.52 = 5,251.04/x
  3. Step 3: Cross multiply
    21,667.04x = 32,500.52 × 5,251.04
  4. Step 4: Simplify right side
    21,667.04x = 170,661,530.54
  5. Step 5: Solve for x
    x = 170,661,530.54/21,667.04
  6. Step 6: Final answer
    x = 7,876.55

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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.