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Finding the Fourth Proportional to 50,590.83, 69,820.07 and 37,821.90

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Solution

The fourth proportional to 50,590.83, 69,820.07 and 37,821.90 is: 52,197.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,590.83 : 69,820.07 = 37,821.90 : x
  2. Step 2: Convert to fraction form
    50,590.83/69,820.07 = 37,821.90/x
  3. Step 3: Cross multiply
    50,590.83x = 69,820.07 × 37,821.90
  4. Step 4: Simplify right side
    50,590.83x = 2,640,727,516.42
  5. Step 5: Solve for x
    x = 2,640,727,516.42/50,590.83
  6. Step 6: Final answer
    x = 52,197.75

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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.