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Finding the Fourth Proportional to 66,173.44, 99,257.92 and 16,253.44

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Solution

The fourth proportional to 66,173.44, 99,257.92 and 16,253.44 is: 24,379.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,173.44 : 99,257.92 = 16,253.44 : x
  2. Step 2: Convert to fraction form
    66,173.44/99,257.92 = 16,253.44/x
  3. Step 3: Cross multiply
    66,173.44x = 99,257.92 × 16,253.44
  4. Step 4: Simplify right side
    66,173.44x = 1,613,282,647.24
  5. Step 5: Solve for x
    x = 1,613,282,647.24/66,173.44
  6. Step 6: Final answer
    x = 24,379.61

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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.