Home / 239,176.12-327,672.89-230,207.80

Finding the Fourth Proportional to 239,176.12, 327,672.89 and 230,207.80

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Solution

The fourth proportional to 239,176.12, 327,672.89 and 230,207.80 is: 315,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,176.12 : 327,672.89 = 230,207.80 : x
  2. Step 2: Convert to fraction form
    239,176.12/327,672.89 = 230,207.80/x
  3. Step 3: Cross multiply
    239,176.12x = 327,672.89 × 230,207.80
  4. Step 4: Simplify right side
    239,176.12x = 75,432,855,126.54
  5. Step 5: Solve for x
    x = 75,432,855,126.54/239,176.12
  6. Step 6: Final answer
    x = 315,386.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.