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Finding the Fourth Proportional to 36,491.90, 54,733.80 and 29,906.60

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Solution

The fourth proportional to 36,491.90, 54,733.80 and 29,906.60 is: 44,856.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,491.90 : 54,733.80 = 29,906.60 : x
  2. Step 2: Convert to fraction form
    36,491.90/54,733.80 = 29,906.60/x
  3. Step 3: Cross multiply
    36,491.90x = 54,733.80 × 29,906.60
  4. Step 4: Simplify right side
    36,491.90x = 1,636,901,863.08
  5. Step 5: Solve for x
    x = 1,636,901,863.08/36,491.90
  6. Step 6: Final answer
    x = 44,856.58

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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.