Home / 206,432.15-309,645.45-56,672.26

Finding the Fourth Proportional to 206,432.15, 309,645.45 and 56,672.26

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Solution

The fourth proportional to 206,432.15, 309,645.45 and 56,672.26 is: 85,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,432.15 : 309,645.45 = 56,672.26 : x
  2. Step 2: Convert to fraction form
    206,432.15/309,645.45 = 56,672.26/x
  3. Step 3: Cross multiply
    206,432.15x = 309,645.45 × 56,672.26
  4. Step 4: Simplify right side
    206,432.15x = 17,548,306,676.10
  5. Step 5: Solve for x
    x = 17,548,306,676.10/206,432.15
  6. Step 6: Final answer
    x = 85,007.63

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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.