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Finding the Fourth Proportional to 100,169.22, 150,262.02 and 33,609.90

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Solution

The fourth proportional to 100,169.22, 150,262.02 and 33,609.90 is: 50,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,169.22 : 150,262.02 = 33,609.90 : x
  2. Step 2: Convert to fraction form
    100,169.22/150,262.02 = 33,609.90/x
  3. Step 3: Cross multiply
    100,169.22x = 150,262.02 × 33,609.90
  4. Step 4: Simplify right side
    100,169.22x = 5,050,291,466.00
  5. Step 5: Solve for x
    x = 5,050,291,466.00/100,169.22
  6. Step 6: Final answer
    x = 50,417.60

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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.