Home / 108,650.12-162,985.75-33,750.12

Finding the Fourth Proportional to 108,650.12, 162,985.75 and 33,750.12

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Solution

The fourth proportional to 108,650.12, 162,985.75 and 33,750.12 is: 50,628.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,650.12 : 162,985.75 = 33,750.12 : x
  2. Step 2: Convert to fraction form
    108,650.12/162,985.75 = 33,750.12/x
  3. Step 3: Cross multiply
    108,650.12x = 162,985.75 × 33,750.12
  4. Step 4: Simplify right side
    108,650.12x = 5,500,788,620.79
  5. Step 5: Solve for x
    x = 5,500,788,620.79/108,650.12
  6. Step 6: Final answer
    x = 50,628.46

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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.