Home / 108,168.11-162,272.67-44,953.90

Finding the Fourth Proportional to 108,168.11, 162,272.67 and 44,953.90

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Solution

The fourth proportional to 108,168.11, 162,272.67 and 44,953.90 is: 67,439.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,168.11 : 162,272.67 = 44,953.90 : x
  2. Step 2: Convert to fraction form
    108,168.11/162,272.67 = 44,953.90/x
  3. Step 3: Cross multiply
    108,168.11x = 162,272.67 × 44,953.90
  4. Step 4: Simplify right side
    108,168.11x = 7,294,789,033.85
  5. Step 5: Solve for x
    x = 7,294,789,033.85/108,168.11
  6. Step 6: Final answer
    x = 67,439.37

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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.