Home / 167,384.68-230,990.85-91,933.18

Finding the Fourth Proportional to 167,384.68, 230,990.85 and 91,933.18

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Solution

The fourth proportional to 167,384.68, 230,990.85 and 91,933.18 is: 126,867.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,384.68 : 230,990.85 = 91,933.18 : x
  2. Step 2: Convert to fraction form
    167,384.68/230,990.85 = 91,933.18/x
  3. Step 3: Cross multiply
    167,384.68x = 230,990.85 × 91,933.18
  4. Step 4: Simplify right side
    167,384.68x = 21,235,723,391.40
  5. Step 5: Solve for x
    x = 21,235,723,391.40/167,384.68
  6. Step 6: Final answer
    x = 126,867.78

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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.