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Finding the Fourth Proportional to 38,388.80, 52,592.88 and 36,950.64

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Solution

The fourth proportional to 38,388.80, 52,592.88 and 36,950.64 is: 50,622.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,388.80 : 52,592.88 = 36,950.64 : x
  2. Step 2: Convert to fraction form
    38,388.80/52,592.88 = 36,950.64/x
  3. Step 3: Cross multiply
    38,388.80x = 52,592.88 × 36,950.64
  4. Step 4: Simplify right side
    38,388.80x = 1,943,340,575.44
  5. Step 5: Solve for x
    x = 1,943,340,575.44/38,388.80
  6. Step 6: Final answer
    x = 50,622.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.