Home / 108,649.12-162,984.25-33,749.12

Finding the Fourth Proportional to 108,649.12, 162,984.25 and 33,749.12

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Solution

The fourth proportional to 108,649.12, 162,984.25 and 33,749.12 is: 50,626.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,649.12 : 162,984.25 = 33,749.12 : x
  2. Step 2: Convert to fraction form
    108,649.12/162,984.25 = 33,749.12/x
  3. Step 3: Cross multiply
    108,649.12x = 162,984.25 × 33,749.12
  4. Step 4: Simplify right side
    108,649.12x = 5,500,575,011.36
  5. Step 5: Solve for x
    x = 5,500,575,011.36/108,649.12
  6. Step 6: Final answer
    x = 50,626.96

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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.