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Finding the Fourth Proportional to 180,613.75, 270,932.16 and 60,665.84

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Solution

The fourth proportional to 180,613.75, 270,932.16 and 60,665.84 is: 91,002.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,613.75 : 270,932.16 = 60,665.84 : x
  2. Step 2: Convert to fraction form
    180,613.75/270,932.16 = 60,665.84/x
  3. Step 3: Cross multiply
    180,613.75x = 270,932.16 × 60,665.84
  4. Step 4: Simplify right side
    180,613.75x = 16,436,327,069.41
  5. Step 5: Solve for x
    x = 16,436,327,069.41/180,613.75
  6. Step 6: Final answer
    x = 91,002.63

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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.