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Finding the Fourth Proportional to 167,503.82, 231,164.13 and 94,920.80

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Solution

The fourth proportional to 167,503.82, 231,164.13 and 94,920.80 is: 130,995.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,503.82 : 231,164.13 = 94,920.80 : x
  2. Step 2: Convert to fraction form
    167,503.82/231,164.13 = 94,920.80/x
  3. Step 3: Cross multiply
    167,503.82x = 231,164.13 × 94,920.80
  4. Step 4: Simplify right side
    167,503.82x = 21,942,284,150.90
  5. Step 5: Solve for x
    x = 21,942,284,150.90/167,503.82
  6. Step 6: Final answer
    x = 130,995.72

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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.