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Finding the Fourth Proportional to 22,367.42, 33,555.24 and 7,375.40

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Solution

The fourth proportional to 22,367.42, 33,555.24 and 7,375.40 is: 11,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,367.42 : 33,555.24 = 7,375.40 : x
  2. Step 2: Convert to fraction form
    22,367.42/33,555.24 = 7,375.40/x
  3. Step 3: Cross multiply
    22,367.42x = 33,555.24 × 7,375.40
  4. Step 4: Simplify right side
    22,367.42x = 247,483,317.10
  5. Step 5: Solve for x
    x = 247,483,317.10/22,367.42
  6. Step 6: Final answer
    x = 11,064.46

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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.