Home / 167,633.49-231,334.71-91,152.63

Finding the Fourth Proportional to 167,633.49, 231,334.71 and 91,152.63

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Solution

The fourth proportional to 167,633.49, 231,334.71 and 91,152.63 is: 125,790.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,633.49 : 231,334.71 = 91,152.63 : x
  2. Step 2: Convert to fraction form
    167,633.49/231,334.71 = 91,152.63/x
  3. Step 3: Cross multiply
    167,633.49x = 231,334.71 × 91,152.63
  4. Step 4: Simplify right side
    167,633.49x = 21,086,767,226.79
  5. Step 5: Solve for x
    x = 21,086,767,226.79/167,633.49
  6. Step 6: Final answer
    x = 125,790.90

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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.