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Finding the Fourth Proportional to 137,651.26, 206,457.45 and 44,144.86

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Solution

The fourth proportional to 137,651.26, 206,457.45 and 44,144.86 is: 66,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,651.26 : 206,457.45 = 44,144.86 : x
  2. Step 2: Convert to fraction form
    137,651.26/206,457.45 = 44,144.86/x
  3. Step 3: Cross multiply
    137,651.26x = 206,457.45 × 44,144.86
  4. Step 4: Simplify right side
    137,651.26x = 9,114,035,226.21
  5. Step 5: Solve for x
    x = 9,114,035,226.21/137,651.26
  6. Step 6: Final answer
    x = 66,211.06

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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.