Home / 206,022.23-309,081.54-63,860.06

Finding the Fourth Proportional to 206,022.23, 309,081.54 and 63,860.06

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Solution

The fourth proportional to 206,022.23, 309,081.54 and 63,860.06 is: 95,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,022.23 : 309,081.54 = 63,860.06 : x
  2. Step 2: Convert to fraction form
    206,022.23/309,081.54 = 63,860.06/x
  3. Step 3: Cross multiply
    206,022.23x = 309,081.54 × 63,860.06
  4. Step 4: Simplify right side
    206,022.23x = 19,737,965,689.29
  5. Step 5: Solve for x
    x = 19,737,965,689.29/206,022.23
  6. Step 6: Final answer
    x = 95,805.03

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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.