Home / 206,331.38-309,476.33-56,586.72

Finding the Fourth Proportional to 206,331.38, 309,476.33 and 56,586.72

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Solution

The fourth proportional to 206,331.38, 309,476.33 and 56,586.72 is: 84,874.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,331.38 : 309,476.33 = 56,586.72 : x
  2. Step 2: Convert to fraction form
    206,331.38/309,476.33 = 56,586.72/x
  3. Step 3: Cross multiply
    206,331.38x = 309,476.33 × 56,586.72
  4. Step 4: Simplify right side
    206,331.38x = 17,512,251,522.14
  5. Step 5: Solve for x
    x = 17,512,251,522.14/206,331.38
  6. Step 6: Final answer
    x = 84,874.40

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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.