Home / 167,194.88-230,686.08-100,079.36

Finding the Fourth Proportional to 167,194.88, 230,686.08 and 100,079.36

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Solution

The fourth proportional to 167,194.88, 230,686.08 and 100,079.36 is: 138,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,194.88 : 230,686.08 = 100,079.36 : x
  2. Step 2: Convert to fraction form
    167,194.88/230,686.08 = 100,079.36/x
  3. Step 3: Cross multiply
    167,194.88x = 230,686.08 × 100,079.36
  4. Step 4: Simplify right side
    167,194.88x = 23,086,915,247.31
  5. Step 5: Solve for x
    x = 23,086,915,247.31/167,194.88
  6. Step 6: Final answer
    x = 138,083.87

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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.