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Finding the Fourth Proportional to 22,379.37, 33,549 and 9,223.35

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Solution

The fourth proportional to 22,379.37, 33,549 and 9,223.35 is: 13,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,379.37 : 33,549 = 9,223.35 : x
  2. Step 2: Convert to fraction form
    22,379.37/33,549 = 9,223.35/x
  3. Step 3: Cross multiply
    22,379.37x = 33,549 × 9,223.35
  4. Step 4: Simplify right side
    22,379.37x = 309,434,169.15
  5. Step 5: Solve for x
    x = 309,434,169.15/22,379.37
  6. Step 6: Final answer
    x = 13,826.76

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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.