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Finding the Fourth Proportional to 77,714.75, 116,591.70 and 22,310.75

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Solution

The fourth proportional to 77,714.75, 116,591.70 and 22,310.75 is: 33,471.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,714.75 : 116,591.70 = 22,310.75 : x
  2. Step 2: Convert to fraction form
    77,714.75/116,591.70 = 22,310.75/x
  3. Step 3: Cross multiply
    77,714.75x = 116,591.70 × 22,310.75
  4. Step 4: Simplify right side
    77,714.75x = 2,601,248,270.78
  5. Step 5: Solve for x
    x = 2,601,248,270.78/77,714.75
  6. Step 6: Final answer
    x = 33,471.74

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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.