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Finding the Fourth Proportional to 67,307.56, 100,964.22 and 25,183.72

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Solution

The fourth proportional to 67,307.56, 100,964.22 and 25,183.72 is: 37,776.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,307.56 : 100,964.22 = 25,183.72 : x
  2. Step 2: Convert to fraction form
    67,307.56/100,964.22 = 25,183.72/x
  3. Step 3: Cross multiply
    67,307.56x = 100,964.22 × 25,183.72
  4. Step 4: Simplify right side
    67,307.56x = 2,542,654,646.50
  5. Step 5: Solve for x
    x = 2,542,654,646.50/67,307.56
  6. Step 6: Final answer
    x = 37,776.66

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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.