Home / 204,282.87-306,565.25-71,164.23

Finding the Fourth Proportional to 204,282.87, 306,565.25 and 71,164.23

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Solution

The fourth proportional to 204,282.87, 306,565.25 and 71,164.23 is: 106,795.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,282.87 : 306,565.25 = 71,164.23 : x
  2. Step 2: Convert to fraction form
    204,282.87/306,565.25 = 71,164.23/x
  3. Step 3: Cross multiply
    204,282.87x = 306,565.25 × 71,164.23
  4. Step 4: Simplify right side
    204,282.87x = 21,816,479,605.19
  5. Step 5: Solve for x
    x = 21,816,479,605.19/204,282.87
  6. Step 6: Final answer
    x = 106,795.44

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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.