Home / 108,375.12-162,503.10-33,474.60

Finding the Fourth Proportional to 108,375.12, 162,503.10 and 33,474.60

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Solution

The fourth proportional to 108,375.12, 162,503.10 and 33,474.60 is: 50,193.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,375.12 : 162,503.10 = 33,474.60 : x
  2. Step 2: Convert to fraction form
    108,375.12/162,503.10 = 33,474.60/x
  3. Step 3: Cross multiply
    108,375.12x = 162,503.10 × 33,474.60
  4. Step 4: Simplify right side
    108,375.12x = 5,439,726,271.26
  5. Step 5: Solve for x
    x = 5,439,726,271.26/108,375.12
  6. Step 6: Final answer
    x = 50,193.50

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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.