Home / 167,633.29-231,332.69-91,152.43

Finding the Fourth Proportional to 167,633.29, 231,332.69 and 91,152.43

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Solution

The fourth proportional to 167,633.29, 231,332.69 and 91,152.43 is: 125,789.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,633.29 : 231,332.69 = 91,152.43 : x
  2. Step 2: Convert to fraction form
    167,633.29/231,332.69 = 91,152.43/x
  3. Step 3: Cross multiply
    167,633.29x = 231,332.69 × 91,152.43
  4. Step 4: Simplify right side
    167,633.29x = 21,086,535,797.84
  5. Step 5: Solve for x
    x = 21,086,535,797.84/167,633.29
  6. Step 6: Final answer
    x = 125,789.67

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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.