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Finding the Fourth Proportional to 17,363.20, 26,025.60 and 7,500.80

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Solution

The fourth proportional to 17,363.20, 26,025.60 and 7,500.80 is: 11,242.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,363.20 : 26,025.60 = 7,500.80 : x
  2. Step 2: Convert to fraction form
    17,363.20/26,025.60 = 7,500.80/x
  3. Step 3: Cross multiply
    17,363.20x = 26,025.60 × 7,500.80
  4. Step 4: Simplify right side
    17,363.20x = 195,212,820.48
  5. Step 5: Solve for x
    x = 195,212,820.48/17,363.20
  6. Step 6: Final answer
    x = 11,242.91

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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.