Home / 123,734.98-170,917.05-94,879.54

Finding the Fourth Proportional to 123,734.98, 170,917.05 and 94,879.54

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Solution

The fourth proportional to 123,734.98, 170,917.05 and 94,879.54 is: 131,058.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,734.98 : 170,917.05 = 94,879.54 : x
  2. Step 2: Convert to fraction form
    123,734.98/170,917.05 = 94,879.54/x
  3. Step 3: Cross multiply
    123,734.98x = 170,917.05 × 94,879.54
  4. Step 4: Simplify right side
    123,734.98x = 16,216,531,082.16
  5. Step 5: Solve for x
    x = 16,216,531,082.16/123,734.98
  6. Step 6: Final answer
    x = 131,058.58

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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.