Home / 108,058.03-149,120.26-60,311.36

Finding the Fourth Proportional to 108,058.03, 149,120.26 and 60,311.36

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Solution

The fourth proportional to 108,058.03, 149,120.26 and 60,311.36 is: 83,229.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,058.03 : 149,120.26 = 60,311.36 : x
  2. Step 2: Convert to fraction form
    108,058.03/149,120.26 = 60,311.36/x
  3. Step 3: Cross multiply
    108,058.03x = 149,120.26 × 60,311.36
  4. Step 4: Simplify right side
    108,058.03x = 8,993,645,906.18
  5. Step 5: Solve for x
    x = 8,993,645,906.18/108,058.03
  6. Step 6: Final answer
    x = 83,229.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.