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Finding the Fourth Proportional to 36,714.87, 55,079.37 and 15,654.54

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Solution

The fourth proportional to 36,714.87, 55,079.37 and 15,654.54 is: 23,484.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,714.87 : 55,079.37 = 15,654.54 : x
  2. Step 2: Convert to fraction form
    36,714.87/55,079.37 = 15,654.54/x
  3. Step 3: Cross multiply
    36,714.87x = 55,079.37 × 15,654.54
  4. Step 4: Simplify right side
    36,714.87x = 862,242,200.84
  5. Step 5: Solve for x
    x = 862,242,200.84/36,714.87
  6. Step 6: Final answer
    x = 23,484.82

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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.