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Finding the Fourth Proportional to 167,250.22, 230,805.42 and 90,769.29

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Solution

The fourth proportional to 167,250.22, 230,805.42 and 90,769.29 is: 125,261.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,250.22 : 230,805.42 = 90,769.29 : x
  2. Step 2: Convert to fraction form
    167,250.22/230,805.42 = 90,769.29/x
  3. Step 3: Cross multiply
    167,250.22x = 230,805.42 × 90,769.29
  4. Step 4: Simplify right side
    167,250.22x = 20,950,044,101.55
  5. Step 5: Solve for x
    x = 20,950,044,101.55/167,250.22
  6. Step 6: Final answer
    x = 125,261.69

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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.