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Finding the Fourth Proportional to 63,589.39, 87,757.70 and 36,733.93

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Solution

The fourth proportional to 63,589.39, 87,757.70 and 36,733.93 is: 50,695.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,589.39 : 87,757.70 = 36,733.93 : x
  2. Step 2: Convert to fraction form
    63,589.39/87,757.70 = 36,733.93/x
  3. Step 3: Cross multiply
    63,589.39x = 87,757.70 × 36,733.93
  4. Step 4: Simplify right side
    63,589.39x = 3,223,684,805.70
  5. Step 5: Solve for x
    x = 3,223,684,805.70/63,589.39
  6. Step 6: Final answer
    x = 50,695.33

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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.