Home / 167,816.37-251,616.07-71,816.25

Finding the Fourth Proportional to 167,816.37, 251,616.07 and 71,816.25

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Solution

The fourth proportional to 167,816.37, 251,616.07 and 71,816.25 is: 107,677.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,816.37 : 251,616.07 = 71,816.25 : x
  2. Step 2: Convert to fraction form
    167,816.37/251,616.07 = 71,816.25/x
  3. Step 3: Cross multiply
    167,816.37x = 251,616.07 × 71,816.25
  4. Step 4: Simplify right side
    167,816.37x = 18,070,123,620.47
  5. Step 5: Solve for x
    x = 18,070,123,620.47/167,816.37
  6. Step 6: Final answer
    x = 107,677.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.