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Finding the Fourth Proportional to 67,729.80, 101,599.57 and 23,355.91

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Solution

The fourth proportional to 67,729.80, 101,599.57 and 23,355.91 is: 35,035.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,729.80 : 101,599.57 = 23,355.91 : x
  2. Step 2: Convert to fraction form
    67,729.80/101,599.57 = 23,355.91/x
  3. Step 3: Cross multiply
    67,729.80x = 101,599.57 × 23,355.91
  4. Step 4: Simplify right side
    67,729.80x = 2,372,950,412.96
  5. Step 5: Solve for x
    x = 2,372,950,412.96/67,729.80
  6. Step 6: Final answer
    x = 35,035.54

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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.