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Finding the Fourth Proportional to 137,402.03, 206,103.22 and 37,563.09

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Solution

The fourth proportional to 137,402.03, 206,103.22 and 37,563.09 is: 56,344.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,402.03 : 206,103.22 = 37,563.09 : x
  2. Step 2: Convert to fraction form
    137,402.03/206,103.22 = 37,563.09/x
  3. Step 3: Cross multiply
    137,402.03x = 206,103.22 × 37,563.09
  4. Step 4: Simplify right side
    137,402.03x = 7,741,874,253.15
  5. Step 5: Solve for x
    x = 7,741,874,253.15/137,402.03
  6. Step 6: Final answer
    x = 56,344.68

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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.