Home / 307,177.11-461,195.78-157,523.13

Finding the Fourth Proportional to 307,177.11, 461,195.78 and 157,523.13

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Solution

The fourth proportional to 307,177.11, 461,195.78 and 157,523.13 is: 236,505.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,177.11 : 461,195.78 = 157,523.13 : x
  2. Step 2: Convert to fraction form
    307,177.11/461,195.78 = 157,523.13/x
  3. Step 3: Cross multiply
    307,177.11x = 461,195.78 × 157,523.13
  4. Step 4: Simplify right side
    307,177.11x = 72,649,002,020.78
  5. Step 5: Solve for x
    x = 72,649,002,020.78/307,177.11
  6. Step 6: Final answer
    x = 236,505.26

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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.