Home / 206,144.04-309,211.68-56,384.34

Finding the Fourth Proportional to 206,144.04, 309,211.68 and 56,384.34

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Solution

The fourth proportional to 206,144.04, 309,211.68 and 56,384.34 is: 84,575.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,144.04 : 309,211.68 = 56,384.34 : x
  2. Step 2: Convert to fraction form
    206,144.04/309,211.68 = 56,384.34/x
  3. Step 3: Cross multiply
    206,144.04x = 309,211.68 × 56,384.34
  4. Step 4: Simplify right side
    206,144.04x = 17,434,695,231.83
  5. Step 5: Solve for x
    x = 17,434,695,231.83/206,144.04
  6. Step 6: Final answer
    x = 84,575.31

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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.