Home / 167,618.20-251,427.30-149,247.40

Finding the Fourth Proportional to 167,618.20, 251,427.30 and 149,247.40

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Solution

The fourth proportional to 167,618.20, 251,427.30 and 149,247.40 is: 223,871.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,618.20 : 251,427.30 = 149,247.40 : x
  2. Step 2: Convert to fraction form
    167,618.20/251,427.30 = 149,247.40/x
  3. Step 3: Cross multiply
    167,618.20x = 251,427.30 × 149,247.40
  4. Step 4: Simplify right side
    167,618.20x = 37,524,870,814.02
  5. Step 5: Solve for x
    x = 37,524,870,814.02/167,618.20
  6. Step 6: Final answer
    x = 223,871.10

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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.