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Finding the Fourth Proportional to 52,714.74, 72,713.01 and 36,793.30

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Solution

The fourth proportional to 52,714.74, 72,713.01 and 36,793.30 is: 50,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,714.74 : 72,713.01 = 36,793.30 : x
  2. Step 2: Convert to fraction form
    52,714.74/72,713.01 = 36,793.30/x
  3. Step 3: Cross multiply
    52,714.74x = 72,713.01 × 36,793.30
  4. Step 4: Simplify right side
    52,714.74x = 2,675,351,590.83
  5. Step 5: Solve for x
    x = 2,675,351,590.83/52,714.74
  6. Step 6: Final answer
    x = 50,751.49

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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.