Home / 167,117.82-230,633.55-91,666.32

Finding the Fourth Proportional to 167,117.82, 230,633.55 and 91,666.32

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Solution

The fourth proportional to 167,117.82, 230,633.55 and 91,666.32 is: 126,505.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,117.82 : 230,633.55 = 91,666.32 : x
  2. Step 2: Convert to fraction form
    167,117.82/230,633.55 = 91,666.32/x
  3. Step 3: Cross multiply
    167,117.82x = 230,633.55 × 91,666.32
  4. Step 4: Simplify right side
    167,117.82x = 21,141,328,797.04
  5. Step 5: Solve for x
    x = 21,141,328,797.04/167,117.82
  6. Step 6: Final answer
    x = 126,505.53

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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.