Home / 303,147.33-418,336.38-167,177.40

Finding the Fourth Proportional to 303,147.33, 418,336.38 and 167,177.40

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Solution

The fourth proportional to 303,147.33, 418,336.38 and 167,177.40 is: 230,700.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,147.33 : 418,336.38 = 167,177.40 : x
  2. Step 2: Convert to fraction form
    303,147.33/418,336.38 = 167,177.40/x
  3. Step 3: Cross multiply
    303,147.33x = 418,336.38 × 167,177.40
  4. Step 4: Simplify right side
    303,147.33x = 69,936,388,333.81
  5. Step 5: Solve for x
    x = 69,936,388,333.81/303,147.33
  6. Step 6: Final answer
    x = 230,700.99

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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.