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Finding the Fourth Proportional to 37,232.20, 51,379.84 and 20,464.84

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Solution

The fourth proportional to 37,232.20, 51,379.84 and 20,464.84 is: 28,241.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,232.20 : 51,379.84 = 20,464.84 : x
  2. Step 2: Convert to fraction form
    37,232.20/51,379.84 = 20,464.84/x
  3. Step 3: Cross multiply
    37,232.20x = 51,379.84 × 20,464.84
  4. Step 4: Simplify right side
    37,232.20x = 1,051,480,204.83
  5. Step 5: Solve for x
    x = 1,051,480,204.83/37,232.20
  6. Step 6: Final answer
    x = 28,241.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.