Home / 167,301.74-230,876.79-91,855.10

Finding the Fourth Proportional to 167,301.74, 230,876.79 and 91,855.10

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Solution

The fourth proportional to 167,301.74, 230,876.79 and 91,855.10 is: 126,760.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,301.74 : 230,876.79 = 91,855.10 : x
  2. Step 2: Convert to fraction form
    167,301.74/230,876.79 = 91,855.10/x
  3. Step 3: Cross multiply
    167,301.74x = 230,876.79 × 91,855.10
  4. Step 4: Simplify right side
    167,301.74x = 21,207,210,633.13
  5. Step 5: Solve for x
    x = 21,207,210,633.13/167,301.74
  6. Step 6: Final answer
    x = 126,760.25

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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.