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Finding the Fourth Proportional to 22,393.98, 33,569.10 and 9,255.54

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Solution

The fourth proportional to 22,393.98, 33,569.10 and 9,255.54 is: 13,874.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,393.98 : 33,569.10 = 9,255.54 : x
  2. Step 2: Convert to fraction form
    22,393.98/33,569.10 = 9,255.54/x
  3. Step 3: Cross multiply
    22,393.98x = 33,569.10 × 9,255.54
  4. Step 4: Simplify right side
    22,393.98x = 310,700,147.81
  5. Step 5: Solve for x
    x = 310,700,147.81/22,393.98
  6. Step 6: Final answer
    x = 13,874.27

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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.