Home / 167,431.70-251,147.55-108,334.10

Finding the Fourth Proportional to 167,431.70, 251,147.55 and 108,334.10

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Solution

The fourth proportional to 167,431.70, 251,147.55 and 108,334.10 is: 162,501.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,431.70 : 251,147.55 = 108,334.10 : x
  2. Step 2: Convert to fraction form
    167,431.70/251,147.55 = 108,334.10/x
  3. Step 3: Cross multiply
    167,431.70x = 251,147.55 × 108,334.10
  4. Step 4: Simplify right side
    167,431.70x = 27,207,843,796.46
  5. Step 5: Solve for x
    x = 27,207,843,796.46/167,431.70
  6. Step 6: Final answer
    x = 162,501.15

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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.