Home / 167,734.80-231,475.86-91,254.33

Finding the Fourth Proportional to 167,734.80, 231,475.86 and 91,254.33

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Solution

The fourth proportional to 167,734.80, 231,475.86 and 91,254.33 is: 125,931.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,734.80 : 231,475.86 = 91,254.33 : x
  2. Step 2: Convert to fraction form
    167,734.80/231,475.86 = 91,254.33/x
  3. Step 3: Cross multiply
    167,734.80x = 231,475.86 × 91,254.33
  4. Step 4: Simplify right side
    167,734.80x = 21,123,174,515.47
  5. Step 5: Solve for x
    x = 21,123,174,515.47/167,734.80
  6. Step 6: Final answer
    x = 125,931.97

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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.