Home / 167,408.24-231,025.06-90,928.07

Finding the Fourth Proportional to 167,408.24, 231,025.06 and 90,928.07

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Solution

The fourth proportional to 167,408.24, 231,025.06 and 90,928.07 is: 125,481.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,408.24 : 231,025.06 = 90,928.07 : x
  2. Step 2: Convert to fraction form
    167,408.24/231,025.06 = 90,928.07/x
  3. Step 3: Cross multiply
    167,408.24x = 231,025.06 × 90,928.07
  4. Step 4: Simplify right side
    167,408.24x = 21,006,662,652.31
  5. Step 5: Solve for x
    x = 21,006,662,652.31/167,408.24
  6. Step 6: Final answer
    x = 125,481.66

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1.5x scale

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.