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Finding the Fourth Proportional to 167,084.40, 250,613.32 and 67,174.16

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Solution

The fourth proportional to 167,084.40, 250,613.32 and 67,174.16 is: 100,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,084.40 : 250,613.32 = 67,174.16 : x
  2. Step 2: Convert to fraction form
    167,084.40/250,613.32 = 67,174.16/x
  3. Step 3: Cross multiply
    167,084.40x = 250,613.32 × 67,174.16
  4. Step 4: Simplify right side
    167,084.40x = 16,834,739,255.81
  5. Step 5: Solve for x
    x = 16,834,739,255.81/167,084.40
  6. Step 6: Final answer
    x = 100,755.90

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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.