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Finding the Fourth Proportional to 36,589.20, 54,883.80 and 36,200.40

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Solution

The fourth proportional to 36,589.20, 54,883.80 and 36,200.40 is: 54,300.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,589.20 : 54,883.80 = 36,200.40 : x
  2. Step 2: Convert to fraction form
    36,589.20/54,883.80 = 36,200.40/x
  3. Step 3: Cross multiply
    36,589.20x = 54,883.80 × 36,200.40
  4. Step 4: Simplify right side
    36,589.20x = 1,986,815,513.52
  5. Step 5: Solve for x
    x = 1,986,815,513.52/36,589.20
  6. Step 6: Final answer
    x = 54,300.60

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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.