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Finding the Fourth Proportional to 67,277.52, 100,770.48 and 43,832.88

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Solution

The fourth proportional to 67,277.52, 100,770.48 and 43,832.88 is: 65,654.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,277.52 : 100,770.48 = 43,832.88 : x
  2. Step 2: Convert to fraction form
    67,277.52/100,770.48 = 43,832.88/x
  3. Step 3: Cross multiply
    67,277.52x = 100,770.48 × 43,832.88
  4. Step 4: Simplify right side
    67,277.52x = 4,417,060,357.38
  5. Step 5: Solve for x
    x = 4,417,060,357.38/67,277.52
  6. Step 6: Final answer
    x = 65,654.33

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1.5x scale

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.