Home / 114,736.06-158,352.87-90,481.42

Finding the Fourth Proportional to 114,736.06, 158,352.87 and 90,481.42

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Solution

The fourth proportional to 114,736.06, 158,352.87 and 90,481.42 is: 124,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,736.06 : 158,352.87 = 90,481.42 : x
  2. Step 2: Convert to fraction form
    114,736.06/158,352.87 = 90,481.42/x
  3. Step 3: Cross multiply
    114,736.06x = 158,352.87 × 90,481.42
  4. Step 4: Simplify right side
    114,736.06x = 14,327,992,538.68
  5. Step 5: Solve for x
    x = 14,327,992,538.68/114,736.06
  6. Step 6: Final answer
    x = 124,877.85

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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.