Home / 104,980.85-144,896.13-61,944.33

Finding the Fourth Proportional to 104,980.85, 144,896.13 and 61,944.33

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Solution

The fourth proportional to 104,980.85, 144,896.13 and 61,944.33 is: 85,496.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,980.85 : 144,896.13 = 61,944.33 : x
  2. Step 2: Convert to fraction form
    104,980.85/144,896.13 = 61,944.33/x
  3. Step 3: Cross multiply
    104,980.85x = 144,896.13 × 61,944.33
  4. Step 4: Simplify right side
    104,980.85x = 8,975,493,692.44
  5. Step 5: Solve for x
    x = 8,975,493,692.44/104,980.85
  6. Step 6: Final answer
    x = 85,496.49

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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.