Home / 167,790.15-231,550.34-92,338.65

Finding the Fourth Proportional to 167,790.15, 231,550.34 and 92,338.65

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Solution

The fourth proportional to 167,790.15, 231,550.34 and 92,338.65 is: 127,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,790.15 : 231,550.34 = 92,338.65 : x
  2. Step 2: Convert to fraction form
    167,790.15/231,550.34 = 92,338.65/x
  3. Step 3: Cross multiply
    167,790.15x = 231,550.34 × 92,338.65
  4. Step 4: Simplify right side
    167,790.15x = 21,381,045,340.95
  5. Step 5: Solve for x
    x = 21,381,045,340.95/167,790.15
  6. Step 6: Final answer
    x = 127,427.30

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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.