Home / 167,565.98-231,245.50-91,090.23

Finding the Fourth Proportional to 167,565.98, 231,245.50 and 91,090.23

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Solution

The fourth proportional to 167,565.98, 231,245.50 and 91,090.23 is: 125,706.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,565.98 : 231,245.50 = 91,090.23 : x
  2. Step 2: Convert to fraction form
    167,565.98/231,245.50 = 91,090.23/x
  3. Step 3: Cross multiply
    167,565.98x = 231,245.50 × 91,090.23
  4. Step 4: Simplify right side
    167,565.98x = 21,064,205,781.47
  5. Step 5: Solve for x
    x = 21,064,205,781.47/167,565.98
  6. Step 6: Final answer
    x = 125,706.94

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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.