Home / 108,692.16-149,993.28-60,945.36

Finding the Fourth Proportional to 108,692.16, 149,993.28 and 60,945.36

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Solution

The fourth proportional to 108,692.16, 149,993.28 and 60,945.36 is: 84,103.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,692.16 : 149,993.28 = 60,945.36 : x
  2. Step 2: Convert to fraction form
    108,692.16/149,993.28 = 60,945.36/x
  3. Step 3: Cross multiply
    108,692.16x = 149,993.28 × 60,945.36
  4. Step 4: Simplify right side
    108,692.16x = 9,141,394,447.18
  5. Step 5: Solve for x
    x = 9,141,394,447.18/108,692.16
  6. Step 6: Final answer
    x = 84,103.53

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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.