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Finding the Fourth Proportional to 65,937.14, 98,905.68 and 43,793.74

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Solution

The fourth proportional to 65,937.14, 98,905.68 and 43,793.74 is: 65,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,937.14 : 98,905.68 = 43,793.74 : x
  2. Step 2: Convert to fraction form
    65,937.14/98,905.68 = 43,793.74/x
  3. Step 3: Cross multiply
    65,937.14x = 98,905.68 × 43,793.74
  4. Step 4: Simplify right side
    65,937.14x = 4,331,449,634.44
  5. Step 5: Solve for x
    x = 4,331,449,634.44/65,937.14
  6. Step 6: Final answer
    x = 65,690.59

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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.