Home / 303,122.37-418,299.25-167,162.05

Finding the Fourth Proportional to 303,122.37, 418,299.25 and 167,162.05

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Solution

The fourth proportional to 303,122.37, 418,299.25 and 167,162.05 is: 230,678.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,122.37 : 418,299.25 = 167,162.05 : x
  2. Step 2: Convert to fraction form
    303,122.37/418,299.25 = 167,162.05/x
  3. Step 3: Cross multiply
    303,122.37x = 418,299.25 × 167,162.05
  4. Step 4: Simplify right side
    303,122.37x = 69,923,760,143.46
  5. Step 5: Solve for x
    x = 69,923,760,143.46/303,122.37
  6. Step 6: Final answer
    x = 230,678.32

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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.